APA (7th ed.) Citation

Winchell, A. N., & Winchell, N. H. (1931). Elements of optical mineralogy: An introduction to microscopic petrography (4th ed.). J. Wiley & Sons, Inc. Chapman & Hall, limited.

Chicago Style (17th ed.) Citation

Winchell, Alexander Newton, and N. H. Winchell. Elements of Optical Mineralogy: An Introduction to Microscopic Petrography. 4th ed. New York, London: J. Wiley & Sons, Inc. Chapman & Hall, limited, 1931.

MLA (9th ed.) Citation

Winchell, Alexander Newton, and N. H. Winchell. Elements of Optical Mineralogy: An Introduction to Microscopic Petrography. 4th ed. J. Wiley & Sons, Inc. Chapman & Hall, limited, 1931.