E., A., R., G., T., T.(1994).The Do's and taboos of international trade : a small business primer / Roger E. Axtell; kata pengantar, Tommy G. Thompson .New York:John Wiley n Sons.
Gaya MLA
Axtell, Roger, E.., Thompson, Tommy, G.."The Do's and taboos of international trade : a small business primer / Roger E. Axtell; kata pengantar, Tommy G. Thompson".New York:John Wiley n Sons,1994.Textbook.