Ley, W. (1968). Dawn of zoology. Prentice-Hall.
Chicago Style (17th ed.) CitationLey, Willy. Dawn of Zoology. Englewood Cliffs, N.J.: Prentice-Hall, 1968.
MLA (8th ed.) CitationLey, Willy. Dawn of Zoology. Prentice-Hall, 1968.
Warning: These citations may not always be 100% accurate.