Mansjur, S., & Vallejo, R. M. (1985). Cooperation among agricultural research libraries within the Agency for Agricultural Research and Development (AARD), and the role of the National Library for Agricultural Sciences (NLAS) as the coordinator: Development, problems and prospects.
Cita Chicago (17th ed.)Mansjur, Surya, i Rosa M. Vallejo. Cooperation Among Agricultural Research Libraries Within the Agency for Agricultural Research and Development (AARD), and the Role of the National Library for Agricultural Sciences (NLAS) as the Coordinator: Development, Problems and Prospects. Quezon City : Institute of Library Science, University of the Philippines Diliman, 1985.
Cita MLA (9th ed.)Mansjur, Surya, i Rosa M. Vallejo. Cooperation Among Agricultural Research Libraries Within the Agency for Agricultural Research and Development (AARD), and the Role of the National Library for Agricultural Sciences (NLAS) as the Coordinator: Development, Problems and Prospects. 1985.