APA (7th ed.) Citation

Hargrove, P., & Liebrenz, N. (1979). Backpackers' sourcebook: A book of lists. Wilderness Press.

Chicago Style (17th ed.) Citation

Hargrove, Penny, and Noëlle Liebrenz. Backpackers' Sourcebook: A Book of Lists. Berkeley, CA: Wilderness Press, 1979.

MLA (9th ed.) Citation

Hargrove, Penny, and Noëlle Liebrenz. Backpackers' Sourcebook: A Book of Lists. Wilderness Press, 1979.