Cita APA (7th ed.)
RIO, C., & ET AL. (1990). PATTERNS OF ALCOHOL USE AMONG UNIVERSITY STUDENTS IN SPAIN.
Cita Chicago (17th ed.)
RIO, C.DEL, i ET AL. PATTERNS OF ALCOHOL USE AMONG UNIVERSITY STUDENTS IN SPAIN. 1990.
Cita MLA (9th ed.)
RIO, C.DEL, i ET AL. PATTERNS OF ALCOHOL USE AMONG UNIVERSITY STUDENTS IN SPAIN. 1990.
Atenció: Aquestes cites poden no estar 100% correctes.