APA (7e ed.) Bronvermelding

Sanchez, A. V., Reyes, F. A., & Ceballos, L. M. (1975). Cooperatives: A direction for progress. Asia Pillar Pub.

Chicago (17e ed.) Bronvermelding

Sanchez, Alfredo V., Feliciana A. Reyes, en Lourdes M. Ceballos. Cooperatives: A Direction for Progress. Quezon City: Asia Pillar Pub, 1975.

MLA (9e ed.) Bronvermelding

Sanchez, Alfredo V., et al. Cooperatives: A Direction for Progress. Asia Pillar Pub, 1975.