APA

Leatherwood S., Caldwell D. K. & Winn H. E. (1976). Whales, dolphins, and porpoises of the western North Atlantic. Seattle: U.S. Dept. of Commerce.

Chicago

Leatherwood Stephen, Caldwell David Keller and Winn Howard Elliott. 1976. Whales, dolphins, and porpoises of the western North Atlantic. Seattle: U.S. Dept. of Commerce.

Harvard

Leatherwood S., Caldwell D. K. and Winn H. E. (1976). Whales, dolphins, and porpoises of the western North Atlantic. Seattle: U.S. Dept. of Commerce.

MLA

Leatherwood Stephen, Caldwell David Keller and Winn Howard Elliott. Whales, dolphins, and porpoises of the western North Atlantic. Seattle: U.S. Dept. of Commerce. 1976.