APA (7 ম সংস্করণ) উদ্ধৃতি

Nygård, R. (2000). Productivity of woody vegetation in Savanna woodlands in Burkina Faso. Swedish University of Agricultural Sciences.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Nygård, Robert. Productivity of Woody Vegetation in Savanna Woodlands in Burkina Faso. Umeå: Swedish University of Agricultural Sciences, 2000.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Nygård, Robert. Productivity of Woody Vegetation in Savanna Woodlands in Burkina Faso. Swedish University of Agricultural Sciences, 2000.