Columbus, C., Cosco, L. d., & Robbins, F. E. (1966). Epistola de insulis nuper inventis. University Microfilms.
Chicago Style (17th ed.) CitationColumbus, Christopher, Leandro di Cosco, and Frank Egleston Robbins. Epistola De Insulis Nuper Inventis. Ann Arbor [Mich.]: University Microfilms, 1966.
MLA (9th ed.) CitationColumbus, Christopher, et al. Epistola De Insulis Nuper Inventis. University Microfilms, 1966.
Warning: These citations may not always be 100% accurate.