Hall, M. C., & Saarinen, J. e. (2012). Tourism and change in polar regions: Climate, environments and experiences. Routledge.
استشهاد بنمط شيكاغوHall, Michael C., و Jarkko ed Saarinen. Tourism and Change in Polar Regions: Climate, Environments and Experiences. London: Routledge, 2012.
MLA استشهادHall, Michael C., و Jarkko ed Saarinen. Tourism and Change in Polar Regions: Climate, Environments and Experiences. Routledge, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.