APA (7th ed.) Zitazioa

BOGGS, S. W. (1940). International boundaries: A study of boundary functions and problems. Columbia Univ. Pr..

Chicago Style (17th ed.) Zitazioa

BOGGS, S. Whittemore. International Boundaries: A Study of Boundary Functions and Problems. New York,: Columbia Univ. Pr., 1940.

MLA (9th ed.) Zitazioa

BOGGS, S. Whittemore. International Boundaries: A Study of Boundary Functions and Problems. Columbia Univ. Pr., 1940.