APA (7th ed.) Citation
GRITZ, E., & ET AL. THE TOBACCO WITHDRAWAL SYNDROME IN UNAIDED QUITTERS.
Chicago Style (17th ed.) Citation
GRITZ, E.R, and ET AL. THE TOBACCO WITHDRAWAL SYNDROME IN UNAIDED QUITTERS.
MLA (9th ed.) Citation
GRITZ, E.R, and ET AL. THE TOBACCO WITHDRAWAL SYNDROME IN UNAIDED QUITTERS.
Warning: These citations may not always be 100% accurate.