APA Citatie

Philippines, & Bureau of agricultural research. (1990). On-farm research manual: Feedback mechanism. Quezon city, Philippines: Bureau of agricultural research.

Chicago Style citaat

Philippines, en Bureau of agricultural research. On-farm Research Manual: Feedback Mechanism. Quezon city, Philippines: Bureau of agricultural research, 1990.

MLA citatie

Philippines, en Bureau of agricultural research. On-farm Research Manual: Feedback Mechanism. Quezon city, Philippines: Bureau of agricultural research, 1990.

Let op: Deze citaties zijn niet altijd 100% accuraat.