Gaya APA

Sumalde, Z, M. et al (2016). Cooperative enterprises : services, practices, and performance . Los Banos: The Institute of Cooperatives and Bio-Enterprise Development.

Gaya MLA

Sumalde, Zenaida, M.. et al. "Cooperative enterprises : services, practices, and performance". Los Banos: The Institute of Cooperatives and Bio-Enterprise Development, 2016. Text.