California waterfowl and its management
MLA
Nelson, Lewis. California Waterfowl and Its Management. Berkeley, Calif.: Cooperative Extension, U.S. Dept. of Agriculture, University of California, 1975
APA, 7th edition
Nelson, L. (1975). California waterfowl and its management. Berkeley, Calif.: Cooperative Extension, U.S. Dept. of Agriculture, University of California
Chicago, 17th edition
Nelson, Lewis. California waterfowl and its management. Berkeley, Calif.: Cooperative Extension, U.S. Dept. of Agriculture, University of California, 1975