APA-Zitierstil (7. Ausg.)

Twardella, D., & Brenner, H. (2005). Lack of training as a central barrier to the promotion of smoking cessation: A survey among general practitioners in Germany. European journal of public health, 15, .

Chicago-Zitierstil (17. Ausg.)

Twardella, Dorothee, und Hermann Brenner. "Lack of Training as a Central Barrier to the Promotion of Smoking Cessation: A Survey Among General Practitioners in Germany." European Journal of Public Health 15 (2005).

MLA-Zitierstil (9. Ausg.)

Twardella, Dorothee, und Hermann Brenner. "Lack of Training as a Central Barrier to the Promotion of Smoking Cessation: A Survey Among General Practitioners in Germany." European Journal of Public Health, vol. 15, 2005.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.