APA (7th ed.) Citation
Ritter, C., & ET AL. Exposure to tobacco smoke before and after a partial smoking ban in prison: Indoor air quality measures.
Chicago Style (17th ed.) Citation
Ritter, C., and ET AL. Exposure to Tobacco Smoke Before and After a Partial Smoking Ban in Prison: Indoor Air Quality Measures.
MLA (9th ed.) Citation
Ritter, C., and ET AL. Exposure to Tobacco Smoke Before and After a Partial Smoking Ban in Prison: Indoor Air Quality Measures.
Warning: These citations may not always be 100% accurate.