The Skilled helper :
Egan, Gerard.
The Skilled helper : a systematic approach to effective helping - 3ª ed. - Brooks. 1986. - xv, 391 p. 23 cm.
Indice.
ACONSEJAMIENTO.
158.3
The Skilled helper : a systematic approach to effective helping - 3ª ed. - Brooks. 1986. - xv, 391 p. 23 cm.
Indice.
ACONSEJAMIENTO.
158.3