Botterill, D., & Platenkamp, V. (2012). Key concepts in tourism research. Sage.
Dyfyniad Arddull ChicagoBotterill, David, and Vincent Platenkamp. Key Concepts in Tourism Research. California: Sage, 2012.
Dyfyniad MLABotterill, David, and Vincent Platenkamp. Key Concepts in Tourism Research. Sage, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.