Cita APA (7a ed.)

Burgan, M., & Gleick, P. H. (2008). Not a drop to drink: Water for a thirsty world. National Geographic.

Cita Chicago Style (17a ed.)

Burgan, Michael, y Peter H. Gleick. Not a Drop to Drink: Water for a Thirsty World. Washington DC: National Geographic, 2008.

Cita MLA (8a ed.)

Burgan, Michael, y Peter H. Gleick. Not a Drop to Drink: Water for a Thirsty World. National Geographic, 2008.

Precaución: Estas citas no son 100% exactas.