Fennell, D. A., & Malloy, D. C. (2015). Aspects of tourism: Codes of ethics in tourism. S.l. : s.n.
シカゴスタイル引用形Fennell, David A., , David Cruise Malloy. Aspects of Tourism: Codes of Ethics in Tourism. S.l. : s.n, 2015.
MLA引用形式Fennell, David A., , David Cruise Malloy. Aspects of Tourism: Codes of Ethics in Tourism. S.l. : s.n, 2015.
警告: この引用は必ずしも正確ではありません.