Cita APA (7th ed.)
HENNINGFIELD, J., & ET AL. (1990). INVOLVEMENT OF TOBACCO IN ALCOHOLISM AND ILLICIT DRUG USE.
Cita Chicago (17th ed.)
HENNINGFIELD, J.E, i ET AL. INVOLVEMENT OF TOBACCO IN ALCOHOLISM AND ILLICIT DRUG USE. 1990.
Cita MLA (9th ed.)
HENNINGFIELD, J.E, i ET AL. INVOLVEMENT OF TOBACCO IN ALCOHOLISM AND ILLICIT DRUG USE. 1990.
Atenció: Aquestes cites poden no estar 100% correctes.