APA način citiranja (7. izdanje)

Castillo, G. T. (1995). Secondary crops in primary functions: The search for systems, synergy, and sustainability. UPWARD.

Čikaški stil citiranja (17. izdanje)

Castillo, Gelia T. Secondary Crops in Primary Functions: The Search for Systems, Synergy, and Sustainability. Los Banos, Laguna: UPWARD, 1995.

MLA način citiranja (9. izdanje)

Castillo, Gelia T. Secondary Crops in Primary Functions: The Search for Systems, Synergy, and Sustainability. UPWARD, 1995.