Παραπομπή APA

Inskeep, E., Kallenberger, M., & Kallenberger, M. (1992). An integrated approach to resort development: Six case studies. Madrid, Spain: World Tourism Organization.

Παραπομπή Chicago Style

Inskeep, Edward., Mark Kallenberger, and Mark Kallenberger. An Integrated Approach to Resort Development: Six Case Studies. Madrid, Spain: World Tourism Organization, 1992.

Παραπομπή MLA

Inskeep, Edward., Mark Kallenberger, and Mark Kallenberger. An Integrated Approach to Resort Development: Six Case Studies. Madrid, Spain: World Tourism Organization, 1992.

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