Citazione Stile APA (7a Edizione)

Cruz, R. (1997). Watershed management and food security in the Philippines: Policy issues and concerns. Center for Policy and Development Studies, University of the Philippines at Los Baños.

Citazione stile Chigago Style (17a edizione)

Cruz, R.V.O. Watershed Management and Food Security in the Philippines: Policy Issues and Concerns. College, Laguna: Center for Policy and Development Studies, University of the Philippines at Los Baños, 1997.

Citatione MLA (9a ed.)

Cruz, R.V.O. Watershed Management and Food Security in the Philippines: Policy Issues and Concerns. Center for Policy and Development Studies, University of the Philippines at Los Baños, 1997.