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Dyfyniad Arddull ChicagoCarroll, Michael, and Elizabeth Holloway. Counselling Supervision in Context. London, England: Sage, 1999.
Dyfyniad MLACarroll, Michael, and Elizabeth Holloway. Counselling Supervision in Context. Sage, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.