APA-viite (7. p.)

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-viite (17. p.)

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

MLA-viite (9. p.)

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

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