APA

Blakeslee M. R., Garcia C. A., Hug K. E., U. S. Department of State & Office of international information programs. (1999). The Language of Trade. USA: [s.n.].

Chicago

Blakeslee Merritt R, Garcia C A, Hug K E, U. S. Department of State and Office of international information programs. 1999. The Language of Trade. USA: [s.n.].

Harvard

Blakeslee M. R., Garcia C. A., Hug K. E., U. S. Department of State and Office of international information programs. (1999). The Language of Trade. USA: [s.n.].

MLA

Blakeslee Merritt R, Garcia C A, Hug K E, U. S. Department of State and Office of international information programs. The Language of Trade. USA: [s.n.]. 1999.