APA (7e ed.) Bronvermelding

(2006). Soil and water conservation engineering. Thomson Delmar learning.

Chicago (17e ed.) Bronvermelding

Soil and Water Conservation Engineering. Thomson Delmar learning, 2006.

MLA (8e ed.) Bronvermelding

Soil and Water Conservation Engineering. Thomson Delmar learning, 2006.

Let op: Deze citaties zijn niet altijd 100% accuraat.