Cita APA

Ward, W. B., & Ward, W. B. (1964). The Wider framework of world trade. Ithaca, N.Y.: Departamento of Extension Teaching and Information.

Citación estilo Chicago

Ward, William B., y William B. Ward. The Wider Framework of World Trade. Ithaca, N.Y.: Departamento of Extension Teaching and Information, 1964.

Cita MLA

Ward, William B., y William B. Ward. The Wider Framework of World Trade. Ithaca, N.Y.: Departamento of Extension Teaching and Information, 1964.