APA-ийн эшлэл(7 дахь хэвлэлт)
International Labour Organization & ebrary, Inc. (2008). Sources and methods: Labour statistics : employment in the tourism industries, special edition. International Labour Office : World Tourism Organization.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
International Labour Organization ба Inc ebrary. Sources and Methods: Labour Statistics : Employment in the Tourism Industries, Special Edition. Madrid: International Labour Office : World Tourism Organization, 2008.
MLA -ийн эшлэл (9 дэх хэвлэлт)
International Labour Organization ба Inc ebrary. Sources and Methods: Labour Statistics : Employment in the Tourism Industries, Special Edition. International Labour Office : World Tourism Organization, 2008.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.