APA-viite (7. p.)

Hickman, R., Banister, D., & Penn, A. (2009). Low carbon transport challenges ahead. University College London.

Chicago-viite (17. p.)

Hickman, R., D. Banister, ja A. Penn. Low Carbon Transport Challenges Ahead. University College London, 2009.

MLA-viite (9. p.)

Hickman, R., et al. Low Carbon Transport Challenges Ahead. University College London, 2009.