Παραπομπή APA

Winchell, A. N. (1965). Elements of optical mineralogy part 1/ 5th ed (5th ed.). John willey &sons.

Παραπομπή Chicago Style

Winchell, Alexander N. Elements of Optical Mineralogy Part 1/ 5th Ed. 5th ed. New york: John willey &sons, 1965.

Παραπομπή MLA

Winchell, Alexander N. Elements of Optical Mineralogy Part 1/ 5th Ed. 5th ed. John willey &sons, 1965.