APA (7th ed.) Citation

Dervaes, C. (1990). The travel agent training workbook (5th ed.). Solitaire Pub.

Chicago Style (17th ed.) Citation

Dervaes, Claudine. The Travel Agent Training Workbook. 5th ed. Tampa, Fla: Solitaire Pub, 1990.

MLA (9th ed.) Citation

Dervaes, Claudine. The Travel Agent Training Workbook. 5th ed. Solitaire Pub, 1990.