APA (7th ed.) Citation

Colwell, R. (1970). Introduction to backpacking. Stackpole Books.

Chicago Style (17th ed.) Citation

Colwell, Robert. Introduction to Backpacking. [Harrisburg, Pa.]: Stackpole Books, 1970.

MLA (8th ed.) Citation

Colwell, Robert. Introduction to Backpacking. Stackpole Books, 1970.

Warning: These citations may not always be 100% accurate.