APA Style

Cohn, N, S. (1964). Elements of Cytology (1st Edition: 1964 2nd Revised Edition: 1969). New York, United States: Harcourt, Brace & World.

MLA Style

Cohn, Norman, S.. "Elements of Cytology". 1st Edition: 1964 2nd Revised Edition: 1969 New York, United States: Harcourt, Brace & World, 1964. BOOK.