Madison, Olivia M. A. IFLA study on the functional requirements, for bibliographic records : report / Olivia M. A. Madison - Copenhagen : IFLA, 1997 - p. 30-34 - Booklet ; 4 . 102-CAT-2-E IFLA General Conference 63, 1997, Copenhagen Monografía Subjects--Index Terms: Estudio Informe Registros Bibliográficos