Cita APA (7a ed.)

Harrington, C. (2009). Barrier-free travel: A nuts and bolts guide for wheelers and slow walkers (3rd ed.). Demos Medical Pub..

Cita Chicago Style (17a ed.)

Harrington, Candy. Barrier-free Travel: A Nuts and Bolts Guide for Wheelers and Slow Walkers. 3rd ed. New York: Demos Medical Pub., 2009.

Cita MLA (8a ed.)

Harrington, Candy. Barrier-free Travel: A Nuts and Bolts Guide for Wheelers and Slow Walkers. 3rd ed. Demos Medical Pub., 2009.