APA Citatie

Open Universityearth's Physical Resources Course Team & Open University, E. P. (1974). Implications. Open university press.

Chicago Style citaat

Open Universityearth's Physical Resources Course Team en Earth's Physic Open University. Implications. Open university press, 1974.

MLA citatie

Open Universityearth's Physical Resources Course Team en Earth's Physic Open University. Implications. Open university press, 1974.

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