Eagles, P. F. J. (1984). The planning and management of environmentally sensitive areas. Longman.
Παραπομπή σε μορφή Chicago (17η εκδ.)Eagles, Paul F. J. The Planning and Management of Environmentally Sensitive Areas. London: Longman, 1984.
Παραπομπή σε μορφή MLA (9th εκδ.)Eagles, Paul F. J. The Planning and Management of Environmentally Sensitive Areas. Longman, 1984.