Peterson, R., Hollom, P., & Mountford, G. (1983). A field guide to the birds of Britain and Europe (4 ed.). London: Collins Sons.
Chicago Style CitationPeterson, Roger, P.A.D Hollom, and Guy Mountford. A Field Guide to the Birds of Britain and Europe. 4 ed. London: Collins Sons, 1983.
MLA CitationPeterson, Roger, P.A.D Hollom, and Guy Mountford. A Field Guide to the Birds of Britain and Europe. 4 ed. London: Collins Sons, 1983.
Warning: These citations may not always be 100% accurate.