47=Forty-seven communal gravity systems organization profile

47=Forty-seven communal gravity systems organization profile

Bibliographic Details
Main Author: Delos Reyes, Romana P.
Corporate Authors: Ateneo de Manila University (Quezon City) Institute of Philippine Culture, Philippines National Irrigation Administration
Other Authors: Perez, Jessica Acosta
Format: Book
Language:English
Published: Quezon City Institute of Philippine Culture, Ateneo de Manila University 1980.
Subjects:
Irrigation > Social aspects > Philippines.
Irrigation > Management. > Philippines.