Cita APA (7th ed.)
HENDRIKS, V., & ET AL. (1991). PSYCHOPATHOLOGY IN DUTCH AND AMERICAN HEROIN ADDICTS.
Cita Chicago (17th ed.)
HENDRIKS, V.M, i ET AL. PSYCHOPATHOLOGY IN DUTCH AND AMERICAN HEROIN ADDICTS. 1991.
Cita MLA (9th ed.)
HENDRIKS, V.M, i ET AL. PSYCHOPATHOLOGY IN DUTCH AND AMERICAN HEROIN ADDICTS. 1991.
Atenció: Aquestes cites poden no estar 100% correctes.