APA (7th ed.) Citation

Huibers Marcus JH, Wesseling Geertjan, Kotz Daniel, & van Schayck Onno CP. (2007). Efficacy of confrontational counselling for smoking cessation in smokers with previously undiagnosed mild to moderate airflow limitation: Study protocol of a randomized controlled trial. BMC.

Chicago Style (17th ed.) Citation

Huibers Marcus JH, Wesseling Geertjan, Kotz Daniel, and van Schayck Onno CP. Efficacy of Confrontational Counselling for Smoking Cessation in Smokers with Previously Undiagnosed Mild to Moderate Airflow Limitation: Study Protocol of a Randomized Controlled Trial. BMC, 2007.

MLA (9th ed.) Citation

Huibers Marcus JH, et al. Efficacy of Confrontational Counselling for Smoking Cessation in Smokers with Previously Undiagnosed Mild to Moderate Airflow Limitation: Study Protocol of a Randomized Controlled Trial. BMC, 2007.