APA (7e ed.) Bronvermelding

Philippine Council for Agriculture and Resources Research and Development. (1986). Environmental adaptation of crops. Philippine Council for Agriculture and Resources Research and Development.

Chicago (17e ed.) Bronvermelding

Philippine Council for Agriculture and Resources Research and Development. Environmental Adaptation of Crops. Los Banos, Laguna: Philippine Council for Agriculture and Resources Research and Development, 1986.

MLA (9e ed.) Bronvermelding

Philippine Council for Agriculture and Resources Research and Development. Environmental Adaptation of Crops. Philippine Council for Agriculture and Resources Research and Development, 1986.