Organisation for Economic Co-operation and Development. Committee on Tourism, Organisation for Economic Co-operation and Development, & ProQuest (Firm). (2011). OECD studies on tourism: Italy : review of issues and policies. OECD.
芝加哥风格引文Organisation for Economic Co-operation and Development. Committee on Tourism, Organisation for Economic Co-operation and Development, 与 ProQuest (Firm). OECD Studies on Tourism: Italy : Review of Issues and Policies. [Paris]: OECD, 2011.
MLA引文Organisation for Economic Co-operation and Development. Committee on Tourism, et al. OECD Studies on Tourism: Italy : Review of Issues and Policies. OECD, 2011.
警告:这些引文格式不一定是100%准确.