APA (7th ed.) Citation

Davy, W. M., & Farnham, C. M. (1920). Microscopic examination of the ore minerals. McGraw-Hill.

Chicago Style (17th ed.) Citation

Davy, William M., and Charles M. Farnham. Microscopic Examination of the Ore Minerals. New York u.a: McGraw-Hill, 1920.

MLA (9th ed.) Citation

Davy, William M., and Charles M. Farnham. Microscopic Examination of the Ore Minerals. McGraw-Hill, 1920.