Sacay, O. d. J. (1974). Samahang nayon: A new concept in cooperative development. National Publishing Cooperative.
Cita Chicago (17th ed.)Sacay, Orlando de Jesus. Samahang Nayon: A New Concept in Cooperative Development. [Manilan: National Publishing Cooperative, 1974.
Cita MLA (9th ed.)Sacay, Orlando de Jesus. Samahang Nayon: A New Concept in Cooperative Development. National Publishing Cooperative, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.