APA (7th ed.) Citation

Farina, L. F., & Tolf, R. W. (1992). Columbus documents: Summaries of documents in Genoa. Omnigraphics.

Chicago Style (17th ed.) Citation

Farina, Luciano F., and Robert W. Tolf. Columbus Documents: Summaries of Documents in Genoa. Detroit, MI: Omnigraphics, 1992.

MLA (9th ed.) Citation

Farina, Luciano F., and Robert W. Tolf. Columbus Documents: Summaries of Documents in Genoa. Omnigraphics, 1992.