Dervaes, C. (1997). The Travel training workbook: Domestic travel and ticketing. Tampa: Solitaire.
Chicago Stili AlıntıDervaes, Claudine. The Travel Training Workbook: Domestic Travel and Ticketing. Tampa: Solitaire, 1997.
MLA AlıntıDervaes, Claudine. The Travel Training Workbook: Domestic Travel and Ticketing. Tampa: Solitaire, 1997.
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