Impact of the implementation of the participatory approach by field extention workers on rice farming a case study in the daerah istimewa Yogyakarta - Priyotamtama, Paulus Wiryono (Ann Arbor, Mich. : University Microfilms International, 1988)
Thesis (Ph.D.) - Oklahoma State University, 1986
Keywords: Agricultural extension workers -- Indonesia; Rice farmers -- Indonesia