APA aipamena

University, U. c. S. L. U. S. L. (1918). James P. Harper.

Chicago Style aipamena

University, Unknown creator; St. Louis University; St. Louis. James P. Harper. 1918.

MLA aipamena

University, Unknown creator; St. Louis University; St. Louis. James P. Harper. 1918.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.