Saz, E. B. (2007). A comprehensive assessment of the agricultural extension system in the Philippines: Case study of the LGU extension in Ubay, Bohol. Philippine Institute for Development Studies.
Chicago-referens (17:e uppl.)Saz, Efren B. A Comprehensive Assessment of the Agricultural Extension System in the Philippines: Case Study of the LGU Extension in Ubay, Bohol. Makati City: Philippine Institute for Development Studies, 2007.
MLA-referens (9:e uppl.)Saz, Efren B. A Comprehensive Assessment of the Agricultural Extension System in the Philippines: Case Study of the LGU Extension in Ubay, Bohol. Philippine Institute for Development Studies, 2007.
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