Gibe, B. P., & Pagsuberon, I. C. (1980). Writing broadcast materials for the countryside. Philippine Council for Agriculture and Resources Research and Development in Cooperation with the Agricultural Support Services Project, Bureau of Agricultural Extension-Ministry of Agriculture.
Cytowanie według stylu Chicago (wyd. 17)Gibe, Bienvenido P., i Ignacio C. Pagsuberon. Writing Broadcast Materials for the Countryside. Los Baños, Laguna: Philippine Council for Agriculture and Resources Research and Development in Cooperation with the Agricultural Support Services Project, Bureau of Agricultural Extension-Ministry of Agriculture, 1980.
Cytowanie według stylu MLA (wyd. 9)Gibe, Bienvenido P., i Ignacio C. Pagsuberon. Writing Broadcast Materials for the Countryside. Philippine Council for Agriculture and Resources Research and Development in Cooperation with the Agricultural Support Services Project, Bureau of Agricultural Extension-Ministry of Agriculture, 1980.