LANGRIDGE, D. W. Unified Vision of Library Science (Development of Library Science. 2). Journal of Information and Knowledge, [S. l.], v. 29, n. 2, p. 91–97, 1992. DOI: 10.17821/srels/1992/v29i2/50633. Disponível em: https://srels.org/index.php/sjim/article/view/50633. Acesso em: 10 jan. 2025.