Cita APA (7a ed.)

Levi, L., & Anderson, L. Population, environment and quality of life. Royal Ministry of Foreign Affairs.

Cita Chicago Style (17a ed.)

Levi, Lennart, y Lars Anderson. Population, Environment and Quality of Life. Stockolm: Royal Ministry of Foreign Affairs.

Cita MLA (9a ed.)

Levi, Lennart, y Lars Anderson. Population, Environment and Quality of Life. Royal Ministry of Foreign Affairs.

Precaución: Estas citas no son 100% exactas.