Connors, M., & Dorgan, C. A. (1990). Trade shows worldwide: An international directory of events, facilities and supplies (4th ed.). Gale Research.
Citace podle Chicago (17th ed.)Connors, Martin, a Charity Anne Dorgan. Trade Shows Worldwide: An International Directory of Events, Facilities and Supplies. 4th ed. Detroit: Gale Research, 1990.
Citace podle MLA (9th ed.)Connors, Martin, a Charity Anne Dorgan. Trade Shows Worldwide: An International Directory of Events, Facilities and Supplies. 4th ed. Gale Research, 1990.
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