APA (7 ম সংস্করণ) উদ্ধৃতি

AKPAN, S. B. (2019). OIL PALM FRUIT SUPPLY FUNCTION IN NIGERIA. The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

AKPAN, S. B. OIL PALM FRUIT SUPPLY FUNCTION IN NIGERIA. The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria, 2019.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

AKPAN, S. B. OIL PALM FRUIT SUPPLY FUNCTION IN NIGERIA. The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria, 2019.