APA (7e ed.) Bronvermelding

(1994). Population, economic development, and the environment. 0.U.Pr.

Chicago (17e ed.) Bronvermelding

Population, Economic Development, and the Environment. Oxford: 0.U.Pr, 1994.

MLA (9e ed.) Bronvermelding

Population, Economic Development, and the Environment. 0.U.Pr, 1994.