Cita APA (7th ed.)

Study Week on "Resources and Population" (1991 : Pontificial Academy of Sciences), Colombo, B., Demeny, P., & Perutz, M. (1996). Resources and population: Natural, institutional, and demographic dimensions of development. Clarendon Press.

Cita Chicago (17th ed.)

Study Week on "Resources and Population" (1991 : Pontificial Academy of Sciences), Bernando Colombo, Paul Demeny, i Max Perutz. Resources and Population: Natural, Institutional, and Demographic Dimensions of Development. Oxford: Clarendon Press, 1996.

Cita MLA (9th ed.)

Study Week on "Resources and Population" (1991 : Pontificial Academy of Sciences), et al. Resources and Population: Natural, Institutional, and Demographic Dimensions of Development. Clarendon Press, 1996.