APA (7th ed.) Citation

Carpenter, M., Hughes, J., Solomon, L., & Lancaster, T. (2005). Smoking reduction with nicotine replacement and motivational advice reduced smoking in people unmotivated to quit.

Chicago Style (17th ed.) Citation

Carpenter, M., JR Hughes, L. Solomon, and T. Lancaster. Smoking Reduction with Nicotine Replacement and Motivational Advice Reduced Smoking in People Unmotivated to Quit. 2005.

MLA (9th ed.) Citation

Carpenter, M., et al. Smoking Reduction with Nicotine Replacement and Motivational Advice Reduced Smoking in People Unmotivated to Quit. 2005.