Cita APA (7th ed.)
NORMAN, E., & TURNER, S. (1994). PREVENTION PROGRAMMES FOR ADOLESCENTS IN THE USA.
Cita Chicago (17th ed.)
NORMAN, E., i S. TURNER. PREVENTION PROGRAMMES FOR ADOLESCENTS IN THE USA. 1994.
Cita MLA (9th ed.)
NORMAN, E., i S. TURNER. PREVENTION PROGRAMMES FOR ADOLESCENTS IN THE USA. 1994.
Atenció: Aquestes cites poden no estar 100% correctes.