APA Citatie

Russell, M. A., Jarvis, M. J., Devitt, G., & Feyerabend, C. (1981). Nicotine intake by snuff users.

Chicago Style citaat

Russell, M A., M J. Jarvis, G. Devitt, en C. Feyerabend. Nicotine Intake By Snuff Users. 1981.

MLA citatie

Russell, M A., M J. Jarvis, G. Devitt, en C. Feyerabend. Nicotine Intake By Snuff Users. 1981.