APA

Haring C. H., . (1963). The Spanish empire in America. New York: Harcourt.

Chicago

Haring Clarence Henry, . 1963. The Spanish empire in America. New York: Harcourt.

Harvard

Haring C. H., . (1963). The Spanish empire in America. New York: Harcourt.

MLA

Haring Clarence Henry, . The Spanish empire in America. New York: Harcourt. 1963.