Παραπομπή σε μορφή APA (7η εκδ.)

Cowlard, K. A. (1990). Decision-making in geography: A manual of method and practice. Hodder & Stoughton.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Cowlard, Keith A. Decision-making in Geography: A Manual of Method and Practice. London: Hodder & Stoughton, 1990.

Παραπομπή σε μορφή MLA (9th εκδ.)

Cowlard, Keith A. Decision-making in Geography: A Manual of Method and Practice. Hodder & Stoughton, 1990.