Marchant, H. J., & Smith, H. M. (1977). Adolescent at risk. Pergamon Press.
Cita Chicago (17th ed.)Marchant, Harold J., i Helen Miller Smith. Adolescent at Risk. Oxford: Pergamon Press, 1977.
Cita MLA (9th ed.)Marchant, Harold J., i Helen Miller Smith. Adolescent at Risk. Pergamon Press, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.