Demystifying the Transformation of Bibliographic Data: Excel to MARC Decrypted


  • Presidency University, Yelahanka, Bengaluru – 560064, Karnataka
  • Presidency University, Yelahanka, Bengaluru – 560064, Karnataka
  • Department of Studies and Research in LISc., Tumkur University, Tumakuru – 572103, Karnataka



Data Conversion, Data Migration, Marc Editor, Machine-Readable Cataloguing


This article explores the process of conversion of Excel data to MARC format, a major step in data migration which enhances the accuracy and accessibility of management of library collections. The study explains the intricacies of data curation within Excel, emphasizing the optimal structuring of information for subsequent MARC conversion. It provides an accessible introduction to MARC tags and subfield codes, essential for accurate cataloguing. The article guides readers through the steps of curating the bibliographic data in Excel and converting the curated data, mapping it to MARC tags, etc. It also delves into the crucial process of uploading MARC records into Koha, an open-source Integrated Library Management System, Furthermore, the article discovers advanced features of the MARC editor, including finding and replacing functions and deduplication, enabling global adjustments and improved data management.


Download data is not yet available.


Metrics Loading ...


Goyal , K., and Engard, N. C. (2010). Importing excel data into Koha Appendix L. MarcEdit. Available at: https://kohacommunity. org/manual/16.11/html/apls02.html

Karak, S., and Dutta, K. (2017). Bibliographic data migration in KOHA 3.18 from existing data sheet: A practical experience. International Research: Journal of Library and Information Science. 7, 122-132.

Kumar, V. (2022). Bulk excel records convert into MARC. Vijender Kumar’s Blog. Available at: https://www.vijenderkumar. com/2022/05/bulk-excel-records-convert-into-marc.html

Library of Congress. (n.d.). MARC 21 Format for Bibliographic Data: Update No. 1 (UM01 to UM06) [Machine-readable data file]. Available at: um01to06.html

Mishra, V. K. (2015). Systematic approach of data migration, customization and implementation of Koha: A case study of Saharanpur Campus Library. KBD Publication.

Narad, A., Mishra, P., Chakravarty, A., and Chakravarty, R. (2023). Data migration and retrospective conversion using MarcEdit: A study of Koha. IP Indian Journal of Library Science and Information Technology, 8: 5-13. https://doi. org/10.18231/j.ijlsit.2023.002 DOI:

ProQuest. (n.d.). How do I combine multiple MARC files into one file? ProQuest Support. Available at: https://support. MARC-files-into-one-file?language=en_US

Reese, T., and Robertson, W. (2018). Beginners guide to MarcEdit and beyond the editor: Advanced tools and techniques for working with metadata. The Serials Librarian, 74: 3-8. DOI:

Reese, T. (n.d.). Is MarcEdit open source? MarcEdit. Available at:

Reese, T. (n.d.). Correct ISBNs Converted to Scientific Notation in Excel. MarcEdit. Available at: correct-isbns-converted-to-scientific-notation-in-excel

Singh, V. (2014). Expectations versus experiences: Librarians using open source integrated library systems. The Electronic Library, 32: 688-709. DOI:



How to Cite

., D., Sheshadri, K. N., & Gundur, B. N. (2023). Demystifying the Transformation of Bibliographic Data: Excel to MARC Decrypted. Journal of Information and Knowledge, 60(5), 305–314.