APA (7th ed.) Citation
PERKINS, K., & ET AL. VARIABILITY IN INITIAL NICOTINE SENSITIVITY DUE TO SEX, HISTORY OF OTHER DRUG USE, AND PARENTAL SMOKING.
Chicago Style (17th ed.) Citation
PERKINS, K.A, and ET AL. VARIABILITY IN INITIAL NICOTINE SENSITIVITY DUE TO SEX, HISTORY OF OTHER DRUG USE, AND PARENTAL SMOKING.
MLA (9th ed.) Citation
PERKINS, K.A, and ET AL. VARIABILITY IN INITIAL NICOTINE SENSITIVITY DUE TO SEX, HISTORY OF OTHER DRUG USE, AND PARENTAL SMOKING.
Warning: These citations may not always be 100% accurate.