Jones, A. J. (1970). Principles of guidance (6ª ed.). Mc Graw Hill.
Citación estilo ChicagoJones, Arthur J. Principles of Guidance. 6ª ed. Mc Graw Hill, 1970.
Cita MLAJones, Arthur J. Principles of Guidance. 6ª ed. Mc Graw Hill, 1970.
Warning: These citations may not always be 100% accurate.