Peterson, R. T. (1980). A field guide to the birds: A complete new guide to all the Birds of Eastern and Central North America (4th ed.). Houghton Mifflin.
Chicago Style (17th ed.) CitationPeterson, Roger Tory. A Field Guide to the Birds: A Complete New Guide to All the Birds of Eastern and Central North America. 4th ed. New York: Houghton Mifflin, 1980.
MLA (9th ed.) CitationPeterson, Roger Tory. A Field Guide to the Birds: A Complete New Guide to All the Birds of Eastern and Central North America. 4th ed. Houghton Mifflin, 1980.
Warning: These citations may not always be 100% accurate.