APA (7. basım) Alıntı

Urhausen, J. (2008). Tourism in Europe: Does age matter? Statistics in focus: Industry, trade and services.

Chicago Style (17. basım) Atıf

Urhausen, Julia. "Tourism in Europe: Does Age Matter?" Statistics in Focus: Industry, Trade and Services 2008.

MLA (8th ed.) Atıf

Urhausen, Julia. "Tourism in Europe: Does Age Matter?" Statistics in Focus: Industry, Trade and Services, 2008.