(1994). Population, economic development, and the environment. 0.U.Pr.
Chicago Style (17. basım) AtıfPopulation, Economic Development, and the Environment. Oxford: 0.U.Pr, 1994.
MLA (9th ed.) AtıfPopulation, Economic Development, and the Environment. 0.U.Pr, 1994.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..