Clotfelter, C. F., & Clotfelter, M. L. (1979). Camping and Backpacking. A Guide to Information Sources. Volume 2 in the Sports, Games and Pastimes Information Guide Series.
Chicago Style (17th ed.) CitationClotfelter, Cecil F., and Mary L. Clotfelter. Camping and Backpacking. A Guide to Information Sources. Volume 2 in the Sports, Games and Pastimes Information Guide Series. 1979.
MLA (9th ed.) CitationClotfelter, Cecil F., and Mary L. Clotfelter. Camping and Backpacking. A Guide to Information Sources. Volume 2 in the Sports, Games and Pastimes Information Guide Series. 1979.
Warning: These citations may not always be 100% accurate.