Παραπομπή σε μορφή APA (7η εκδ.)

Harvey, N. (1983). Agricultural research centres: A world directory of organizations and programmes (7th ed.). Longman.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Harvey, Nigel. Agricultural Research Centres: A World Directory of Organizations and Programmes. 7th ed. Harlow, Essex, UK: Longman, 1983.

Παραπομπή σε μορφή MLA (9th εκδ.)

Harvey, Nigel. Agricultural Research Centres: A World Directory of Organizations and Programmes. 7th ed. Longman, 1983.