Παραπομπή σε μορφή APA (7η εκδ.)

World Tourism Organization. (2000). Data collection and analysis for tourism management, marketing and planning: A manual for managers and analysts. World Tourism Organization, 1999.

Παραπομπή σε μορφή Chicago (17η εκδ.)

World Tourism Organization. Data Collection and Analysis for Tourism Management, Marketing and Planning: A Manual for Managers and Analysts. Madrid, Spain: World Tourism Organization, 1999, 2000.

Παραπομπή σε μορφή MLA (9th εκδ.)

World Tourism Organization. Data Collection and Analysis for Tourism Management, Marketing and Planning: A Manual for Managers and Analysts. World Tourism Organization, 1999, 2000.