Effects of vessels of harbor seals in glacier bay national park / Colleen Young, Scott M. Gende, James T. Harvey
Tourism in Marine Environments / Cognizant Communication Corporation
Tourism Analysis : An interdisciplinary tourism & hospitality journal / Muzaffer Uysal, Ercan Sirakaya-Türk
The effect of information channel on information source selection: students' information search / Hee Andy Lee, Rob Law, Chris Luk