Citazione Stile APA (7a Edizione)

Davis, O. j. (1971). Discovery, exploration and colonization ([Bd.] 1.). American Book.

Citazione stile Chigago Style (17a edizione)

Davis, O.L. junior. Discovery, Exploration and Colonization. [Bd.] 1. New York [u.a.]: American Book, 1971.

Citatione MLA (9a ed.)

Davis, O.L. junior. Discovery, Exploration and Colonization. [Bd.] 1. American Book, 1971.