APA (7e ed.) Bronvermelding

FITZPATRICK, E. (1983). Soil: Their formation, classification and distribution. Longman.

Chicago (17e ed.) Bronvermelding

FITZPATRICK, E.A. Soil: Their Formation, Classification and Distribution. London: Longman, 1983.

MLA (9e ed.) Bronvermelding

FITZPATRICK, E.A. Soil: Their Formation, Classification and Distribution. Longman, 1983.

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