Harris,Alan. (1994). The macmillan field guide to Bird Identification. Grange books.
Chicago Style (17th ed.) CitationHarris,Alan. The Macmillan Field Guide to Bird Identification. London: Grange books, 1994.
MLA (9th ed.) CitationHarris,Alan. The Macmillan Field Guide to Bird Identification. Grange books, 1994.
Warning: These citations may not always be 100% accurate.