APA (7th ed.) Citation

Polo, M. 1., Marsden, W., & Komroff, M. (1930). The travels of Marco Polo <the Venetian>. Liveright Pub.

Chicago Style (17th ed.) Citation

Polo, Marco 1254-1323n, William Marsden, and Manuel Komroff. The Travels of Marco Polo <the Venetian>. New York: Liveright Pub, 1930.

MLA (9th ed.) Citation

Polo, Marco 1254-1323n, et al. The Travels of Marco Polo <the Venetian>. Liveright Pub, 1930.