APA (7th ed.) Citation

Institute of Certified Travel Agents & Lyne, C. (1989). Leisure travel and tourism (2nd ed.). Institute of Certified Travel Agents.

Chicago Style (17th ed.) Citation

Institute of Certified Travel Agents and Clara Lyne. Leisure Travel and Tourism. 2nd ed. Wellesley, Mass.: Institute of Certified Travel Agents, 1989.

MLA (9th ed.) Citation

Institute of Certified Travel Agents and Clara Lyne. Leisure Travel and Tourism. 2nd ed. Institute of Certified Travel Agents, 1989.