Donkin, A. (2001). Danger on the mountain: Scaling the world's highest peaks (1st American ed.). DK.
Cita Chicago Style (17a ed.)Donkin, Andrew. Danger on the Mountain: Scaling the World's Highest Peaks. 1st American ed. London; New York, N.Y.: DK, 2001.
Cita MLA (8a ed.)Donkin, Andrew. Danger on the Mountain: Scaling the World's Highest Peaks. 1st American ed. DK, 2001.
Precaución: Estas citas no son 100% exactas.