RAHMAN, A. Teaching of Reference Service. Journal of Information and Knowledge, [S. l.], v. 3, n. 4, p. 343–361, 1966. DOI: 10.17821/srels/1966/v3i4/49167. Disponível em: https://srels.org/index.php/sjim/article/view/49167. Acesso em: 19 apr. 2025.