Some factors associated with the effectiveness of informational materials of the Los Banos Milk Collection Scheme among farmer-cooperators in three barrios in Laguna [microform]
| Hovedforfatter: | |
|---|---|
| Format: | Visual Material |
| Udgivet: |
Quezon City
Photoduplication Service. Univesity of the Philippines Library
1977.
|
| Fag: |