Cita APA (7th ed.)
BLESS, R., & ET AL. (1996). OPEN DRUG SCENES: A CROSS-NATIONAL COMPARISON OF CONCEPTS AND URBAN STRATEGIES.
Cita Chicago (17th ed.)
BLESS, R., i ET AL. OPEN DRUG SCENES: A CROSS-NATIONAL COMPARISON OF CONCEPTS AND URBAN STRATEGIES. 1996.
Cita MLA (9th ed.)
BLESS, R., i ET AL. OPEN DRUG SCENES: A CROSS-NATIONAL COMPARISON OF CONCEPTS AND URBAN STRATEGIES. 1996.
Atenció: Aquestes cites poden no estar 100% correctes.