Berger, K. (2005). Hiking & backpacking (1st American ed.). Dorling Kindersly.
Cita Chicago Style (17a ed.)Berger, Karen. Hiking & Backpacking. 1st American ed. London ; New York: Dorling Kindersly, 2005.
Cita MLA (8a ed.)Berger, Karen. Hiking & Backpacking. 1st American ed. Dorling Kindersly, 2005.
Precaución: Estas citas no son 100% exactas.