Winchell, A. N. (1931). Elements of optical mineralogy: An introduction to microscopic petrography (4th ed.). J. Wiley & Sons, Inc. Chapman & Hall, limited.
Chicago Style (17th ed.) CitationWinchell, Alexander Newton. 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.) CitationWinchell, Alexander Newton. Elements of Optical Mineralogy: An Introduction to Microscopic Petrography. 4th ed. J. Wiley & Sons, Inc. Chapman & Hall, limited, 1931.
Warning: These citations may not always be 100% accurate.