APA (7th ed.) Citation
LONGSHORE, D., & ET AL. (1993). ETHNIC AND GENDER DIFFERENCES IN DRUG USERS' PERCEIVED NEED FOR TREATMENT.
Chicago Style (17th ed.) Citation
LONGSHORE, D., and ET AL. ETHNIC AND GENDER DIFFERENCES IN DRUG USERS' PERCEIVED NEED FOR TREATMENT. 1993.
MLA (9th ed.) Citation
LONGSHORE, D., and ET AL. ETHNIC AND GENDER DIFFERENCES IN DRUG USERS' PERCEIVED NEED FOR TREATMENT. 1993.
Warning: These citations may not always be 100% accurate.