Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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