Παραπομπή σε μορφή APA (7η εκδ.)

Whitby, M. C. (1994). Incentives for countryside management: The case of environmentally sensitive areas. Edward Elgar.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Whitby, Martin Charles. Incentives for Countryside Management: The Case of Environmentally Sensitive Areas. Wallingford: Edward Elgar, 1994.

Παραπομπή σε μορφή MLA (9th εκδ.)

Whitby, Martin Charles. Incentives for Countryside Management: The Case of Environmentally Sensitive Areas. Edward Elgar, 1994.