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

ग्रंथसूची विवरण
मुख्य लेखक: Okoro, Emmanuel B. 1950-
निगमित लेखक: UPLBCA/SEARCA Social Laboratory, Pila, Laguna
स्वरूप: Visual Material
भाषा:English
प्रकाशित: Quezon City Photoduplication Service. University of the Philippines Library 1980.
विषय: