Factors associated with the performance of irrigation associations in the Pila Social Laboratory [microform]

书目详细资料
主要作者: Okoro, Emmanuel B. 1950-
企业作者: UPLBCA/SEARCA Social Laboratory, Pila, Laguna
格式: Visual Material
语言:English
出版: Quezon City Photoduplication Service. University of the Philippines Library 1980.
主题: