APA (7 ম সংস্করণ) উদ্ধৃতি

(1992). Forestry for people and nature: Field research and theory on environment and development in the Cagayan Valley, Philippines. Cagayan Valley Programme on Environment and Development, Isabela State University.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Forestry for People and Nature: Field Research and Theory on Environment and Development in the Cagayan Valley, Philippines. Isabela: Cagayan Valley Programme on Environment and Development, Isabela State University, 1992.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Forestry for People and Nature: Field Research and Theory on Environment and Development in the Cagayan Valley, Philippines. Cagayan Valley Programme on Environment and Development, Isabela State University, 1992.