Cita APA (7th ed.)

Lindson-Hawley, N., Banting, M., West, R., Michie, S., Shinkins, B., & Aveyard, P. (2016). Gradual Versus Abrupt Smoking Cessation: A Randomized, Controlled Noninferiority Trial. American College of Physicians.

Cita Chicago (17th ed.)

Lindson-Hawley, N., M. Banting, R. West, S. Michie, B. Shinkins, i P. Aveyard. Gradual Versus Abrupt Smoking Cessation: A Randomized, Controlled Noninferiority Trial. American College of Physicians, 2016.

Cita MLA (9th ed.)

Lindson-Hawley, N., et al. Gradual Versus Abrupt Smoking Cessation: A Randomized, Controlled Noninferiority Trial. American College of Physicians, 2016.