Holden, A. (2000). Environment and tourism. Routledge.
Chicago Style (17. basım) AtıfHolden, Andrew. Environment and Tourism. London: Routledge, 2000.
MLA (9th ed.) AtıfHolden, Andrew. Environment and Tourism. Routledge, 2000.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..