Rosenfield, M. (1997). Counselling by telephone. Sage.
Dyfyniad Arddull ChicagoRosenfield, Maxine. Counselling by Telephone. London: Sage, 1997.
Dyfyniad MLARosenfield, Maxine. Counselling by Telephone. Sage, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.