GAPEN, D. Kaye. MARC Format Simplification. Information Technology and Libraries, [S. l.], v. 14, n. 4, p. 286–292, 1981. DOI: 10.6017/ital.v14i4.5307. Disponível em: https://ital.corejournals.org/index.php/ital/article/view/5307. Acesso em: 3 may. 2024.