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Wilderness challenge

Relates young people's wilderness experiences with kayaking, mountain climbing, horse packing, swamp exploring, backpacking, winter camping, and white-water running.

Xehetasun bibliografikoak
Egile nagusia: National Geographic Society (U.S.)
Formatua: Printed Book
Argitaratua: Washington : National Geographic Society, ©1980.
Saila:Books for world explorers.
Gaiak: