Dowling, R. K., & Newsome, D. (2010). Global geotourism perspectives. Goodfellow Publishers Ltd..
Chicago Style (17th ed.) CitationDowling, Ross Kingston, and David Newsome. Global Geotourism Perspectives. Woodeaton, Oxford: Goodfellow Publishers Ltd., 2010.
ציטוט MLADowling, Ross Kingston, and David Newsome. Global Geotourism Perspectives. Goodfellow Publishers Ltd., 2010.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.