Gaya APA

Swanson, C, P., Rosenthal, M, S. (1950). **Techniques of international trade Revision of technical prosedure ì in exporting and importing . New York: .

Gaya MLA

Swanson, Carl, P.., Rosenthal, Morris, S. "**Techniques of international trade Revision of technical prosedure ì in exporting and importing". New York: , 1950. Text.