APA (7th ed.) Citation

Simpson, J., & Collins, A. (2008). Touching the void (abridged version). Macmillan.

Chicago Style (17th ed.) Citation

Simpson, Joe, and Anne Collins. Touching the Void (abridged Version). Oxford: Macmillan, 2008.

MLA (9th ed.) Citation

Simpson, Joe, and Anne Collins. Touching the Void (abridged Version). Macmillan, 2008.