Gaya APA

Groth, H., May, J, F. (2017). Africa's Population: In Search of a Demographic Dividend (1st ed.). Cham: Springer.

Gaya MLA

Groth, Hans.., May, John, F.. "Africa's Population: In Search of a Demographic Dividend". 1st ed. Cham: Springer, 2017. E Book.