Heimerdinger Clench, M. (1981). The living bird: Nineteenth annual of the Cornell Laboratory of Ornithology 1980-81. New York: The Laboratory of Ornithology.
Chicago Style CitationHeimerdinger Clench, M. The Living Bird: Nineteenth Annual of the Cornell Laboratory of Ornithology 1980-81. New York: The Laboratory of Ornithology, 1981.
MLA CitationHeimerdinger Clench, M. The Living Bird: Nineteenth Annual of the Cornell Laboratory of Ornithology 1980-81. New York: The Laboratory of Ornithology, 1981.
Warning: These citations may not always be 100% accurate.