APA (7 ম সংস্করণ) উদ্ধৃতি

Statistics, D. o. D. a. S. (2019). Population Theories. Obafemi Awolowo University.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Statistics, Department of Demography and Social. Population Theories. Obafemi Awolowo University, 2019.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Statistics, Department of Demography and Social. Population Theories. Obafemi Awolowo University, 2019.