Lendvay, Olga Primer for agricultural libraries - 2.ed - iv, 95 Trabalho apresentado no African AGRIS Training Seminar, Nairobi, 23rd april to 4th may 1979, organisado pelo Coordinating Centre for Regional Information Training-CRIT and FAO-AGRIS-Coordinating Centre Subjects--Topical Terms: AgriculturaAdministraçãoBibliotecas especializadas Universal Decimal Class. No.: 026.63 / L564