APA (7th ed.) Citation

Buffum, E. G. (1966). Six months in the gold mines. University Microfilms.

Chicago Style (17th ed.) Citation

Buffum, Edward Gould. Six Months in the Gold Mines. Ann Arbor [Mich.]: University Microfilms, 1966.

MLA (9th ed.) Citation

Buffum, Edward Gould. Six Months in the Gold Mines. University Microfilms, 1966.