Cita APA (7a ed.)
Plas, J. M. (1986). Systems psychology in the schools. Pergamon Press.
Cita Chicago Style (17a ed.)
Plas, Jeanne M. Systems Psychology in the Schools. New York: Pergamon Press, 1986.
Cita MLA (9a ed.)
Plas, Jeanne M. Systems Psychology in the Schools. Pergamon Press, 1986.
Precaución: Estas citas no son 100% exactas.