APA (7th ed.) Citation
HELAL, H., & ET AL. (1996). HIV PREVALENCE AND RISK BEHAVIOUR AMONG INTRAVENOUS DRUG USERS ATTENDING HIV COUNSELLING AND TESTING CENTRES IN PARIS.
Chicago Style (17th ed.) Citation
HELAL, H., and ET AL. HIV PREVALENCE AND RISK BEHAVIOUR AMONG INTRAVENOUS DRUG USERS ATTENDING HIV COUNSELLING AND TESTING CENTRES IN PARIS. 1996.
MLA (9th ed.) Citation
HELAL, H., and ET AL. HIV PREVALENCE AND RISK BEHAVIOUR AMONG INTRAVENOUS DRUG USERS ATTENDING HIV COUNSELLING AND TESTING CENTRES IN PARIS. 1996.
Warning: These citations may not always be 100% accurate.