APA (7th ed.) Citation

COC, K. (1974). An introduction to the practical study of crystals, minerals and rock. McGraw-Hill.

Chicago Style (17th ed.) Citation

COC, K.G. An Introduction to the Practical Study of Crystals, Minerals and Rock. McGraw-Hill, 1974.

MLA (8th ed.) Citation

COC, K.G. An Introduction to the Practical Study of Crystals, Minerals and Rock. McGraw-Hill, 1974.

Warning: These citations may not always be 100% accurate.