APA (7e ed.) Bronvermelding

Chleq, J., & Dupriez, H. (1988). Vanishing land and water: Soil and water conservation in dry lands. Macmillan in association with Terres et vie.

Chicago (17e ed.) Bronvermelding

Chleq, Jean-Louis, en Hugues Dupriez. Vanishing Land and Water: Soil and Water Conservation in Dry Lands. London: Macmillan in association with Terres et vie, 1988.

MLA (9e ed.) Bronvermelding

Chleq, Jean-Louis, en Hugues Dupriez. Vanishing Land and Water: Soil and Water Conservation in Dry Lands. Macmillan in association with Terres et vie, 1988.