APA (7th ed.) Citation

Ellis, L. E. (1939). Reciprocity, 1911: A study in Canadian-American relations. Yale Univ. Press [u.a.].

Chicago Style (17th ed.) Citation

Ellis, Lewis Ethan. Reciprocity, 1911: A Study in Canadian-American Relations. New Haven [u.a.]: Yale Univ. Press [u.a.], 1939.

MLA (9th ed.) Citation

Ellis, Lewis Ethan. Reciprocity, 1911: A Study in Canadian-American Relations. Yale Univ. Press [u.a.], 1939.