Johnson, David W.
Joining together : group theory and group skills - 4th ed. - Englewood Cliffs, N.J. : Prentice-Hall, 1991 - 530 p.
SOCIAL GROUPS
LEADERSHIP
GROUP RELATIONS TRAINING
HM131 / J636J 1991
Joining together : group theory and group skills - 4th ed. - Englewood Cliffs, N.J. : Prentice-Hall, 1991 - 530 p.
SOCIAL GROUPS
LEADERSHIP
GROUP RELATIONS TRAINING
HM131 / J636J 1991