Style de citation APA (7e éd.)

Engelman, R., & LeRoy, P. (1993). Sustaining water: Population and the future of renewable water supplies. Washington: Population Action International.

Style de citation Chicago (17e éd.)

Engelman, Robert, et Pamela LeRoy. Sustaining Water: Population and the Future of Renewable Water Supplies. Washington: Population Action International, 1993.

Style de citation MLA (8e éd.)

Engelman, Robert, et Pamela LeRoy. Sustaining Water: Population and the Future of Renewable Water Supplies. Washington: Population Action International, 1993.

Avis: Ces citations peuvent ne pas être correctes à 100%.