APA (7th ed.) Citation
GUNTHER, V., & ET AL. SMOKING CESSATION. GRADUAL OR SUDDEN STOPPING?
Chicago Style (17th ed.) Citation
GUNTHER, V., and ET AL. SMOKING CESSATION. GRADUAL OR SUDDEN STOPPING?
MLA (9th ed.) Citation
GUNTHER, V., and ET AL. SMOKING CESSATION. GRADUAL OR SUDDEN STOPPING?
Warning: These citations may not always be 100% accurate.