Improvement of the system of conducting supervised farming programs in the Secondary Department of the Mindanao Agricultural College [microform] - Callejo, Juan Busto 1923- (Quezon City Photoduplication Service. University of the Philippines Library, 1977)
Microfilmed with 16 other titles.
Thesis (M>S.)
Originally published in College, Laguna, 1961.
Keywords: Mindanao Agricultural College. Secondary Department; Agricultural -- Study and teaching