"Grupos pequeños." . . . . "Individual changes through small groups"@en . . . . . . . . . . . . . . . . . . . . "Offers systematic description of the various methods used to prevent and change Psychopathological behavior."@en . . . . . . . . . . . . . . . . . . . . . . . "Individual change through small groups"@es . "Individual change through small groups"@en . "Individual change through small groups" . . . . . . "Service social des groupes." . . "Primaire groepen." . . "Group Structure." . . "gruppeteapi" . . . . "Social Work, Psychiatric methods." . . "Grupos pequeños Personalidad Cambio." . . "socialpsykologi" . . "Grups socials" . . "Groepswerk." . . "Dinàmica de grups" . . "Relations humaines Formation." . . "Psychotherapy, Group methods." . . "Groepspsychotherapie." . . "Group Processes." . . "Behavior Therapy methods." . .