APA (7 ম সংস্করণ) উদ্ধৃতি

(1979). An integrated study on the ecological characteristics of upland ecosystems. UPLB Upland Hydroecology Program.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

An Integrated Study on the Ecological Characteristics of Upland Ecosystems. Laguna: UPLB Upland Hydroecology Program, 1979.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

An Integrated Study on the Ecological Characteristics of Upland Ecosystems. UPLB Upland Hydroecology Program, 1979.