APA

Dean V. M., . (1946). The four cornerstones of peace. Estados Unidos: McGraw-Hill Book Company.

Chicago

Dean Vera Micheles, . 1946. The four cornerstones of peace. Estados Unidos: McGraw-Hill Book Company.

Harvard

Dean V. M., . (1946). The four cornerstones of peace. Estados Unidos: McGraw-Hill Book Company.

MLA

Dean Vera Micheles, . The four cornerstones of peace. Estados Unidos: McGraw-Hill Book Company. 1946.