APA

Winchell A. N., . (1951). Elements of optical mineralogy. New York: John Wiley.

Chicago

Winchell Alexander N, . 1951. Elements of optical mineralogy. New York: John Wiley.

Harvard

Winchell A. N., . (1951). Elements of optical mineralogy. New York: John Wiley.

MLA

Winchell Alexander N, . Elements of optical mineralogy. New York: John Wiley. 1951.