APA

Leighton D., . (1966). International marketing: text and cases. New York: McGraw-Hill.

Chicago

Leighton David, . 1966. International marketing: text and cases. New York: McGraw-Hill.

Harvard

Leighton D., . (1966). International marketing: text and cases. New York: McGraw-Hill.

MLA

Leighton David, . International marketing: text and cases. New York: McGraw-Hill. 1966.