APA

Byrne D., . (1938). Messer Marco Polo. New York: D. Appleton-Century company,incorporated.

Chicago

Byrne Donn, . 1938. Messer Marco Polo. New York: D. Appleton-Century company,incorporated.

Harvard

Byrne D., . (1938). Messer Marco Polo. New York: D. Appleton-Century company,incorporated.

MLA

Byrne Donn, . Messer Marco Polo. New York: D. Appleton-Century company,incorporated. 1938.