Gaya APA

Saarinen, C, M, H, A, J. (2010). Tourism and Change in Polar Regions: climate, environments and experiences (Cet. 1). New York: Routledge.

Gaya MLA

Saarinen, C., Michael, Hall, And, Jarkko. "Tourism and Change in Polar Regions: climate, environments and experiences". Cet. 1 New York: Routledge, 2010. Text.