Jacobson, E. (1971). Depression: Comparative studies of normal, neurotic, and psychotic conditions. International Universities.
Dyfyniad Arddull ChicagoJacobson, Edith. Depression: Comparative Studies of Normal, Neurotic, and Psychotic Conditions. New York: International Universities, 1971.
Dyfyniad MLAJacobson, Edith. Depression: Comparative Studies of Normal, Neurotic, and Psychotic Conditions. International Universities, 1971.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.