Cita APA (7th ed.)
LUNDGREN, L., & ET AL. FACTORS ASSOCIATED WITH EMERGENCY ROOM USE AMONG INJECTION DRUG USERS OF AFRICAN-AMERICAN, HISPANIC AND WHITE EUROPEAN BACKGROUND.
Cita Chicago (17th ed.)
LUNDGREN, L., i ET AL. FACTORS ASSOCIATED WITH EMERGENCY ROOM USE AMONG INJECTION DRUG USERS OF AFRICAN-AMERICAN, HISPANIC AND WHITE EUROPEAN BACKGROUND.
Cita MLA (9th ed.)
LUNDGREN, L., i ET AL. FACTORS ASSOCIATED WITH EMERGENCY ROOM USE AMONG INJECTION DRUG USERS OF AFRICAN-AMERICAN, HISPANIC AND WHITE EUROPEAN BACKGROUND.
Atenció: Aquestes cites poden no estar 100% correctes.