National Research Council (U.S.). Sustainable Agriculture and Natural Resource Management Collaborative Research Support Program, Coxhead, I. A., & Buenavista, G. (2001). Seeking sustainability: Challenges of agricultural development and environmental management in a Philippine watershed. Philippine Council for Agriculture, Forestry and Natural Resources Research Development.
Chicago Style (17. basım) AtıfNational Research Council (U.S.). Sustainable Agriculture and Natural Resource Management Collaborative Research Support Program, Ian A. Coxhead, ve Gladys Buenavista. Seeking Sustainability: Challenges of Agricultural Development and Environmental Management in a Philippine Watershed. Los Banos, Laguna: Philippine Council for Agriculture, Forestry and Natural Resources Research Development, 2001.
MLA (9th ed.) AtıfNational Research Council (U.S.). Sustainable Agriculture and Natural Resource Management Collaborative Research Support Program, et al. Seeking Sustainability: Challenges of Agricultural Development and Environmental Management in a Philippine Watershed. Philippine Council for Agriculture, Forestry and Natural Resources Research Development, 2001.