APA (7e ed.) Bronvermelding

Duldulao, A. C. (1977). An evaluation of extension coordination in and among forestry agencies in the Philippines [microform]. Photoduplication Service. University of the Philippines Library.

Chicago (17e ed.) Bronvermelding

Duldulao, Anacleto C. An Evaluation of Extension Coordination in and Among Forestry Agencies in the Philippines [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.

MLA (9e ed.) Bronvermelding

Duldulao, Anacleto C. An Evaluation of Extension Coordination in and Among Forestry Agencies in the Philippines [microform]. Photoduplication Service. University of the Philippines Library, 1977.