"børnepsykologi" . . "Children Conduct of life." . . "Family social work." . . "Child Rearing." . . "Child Development." . . "problembarn" . . "Familia (Sociologia)" . . "Wychowanie w rodzinie." . . "Parent-Child Relations." . . "Rodzina socjologia." . . "Parent and child." . . "Dziecko rozwój psychofizyczny." . . . . . "The problems of family life. An environmental study. With ... photographs"@en . . . . . . . . . . . . . . . . . . . . . . "The problems of family life an environmental study"@en . . . "The problems of family life : an environmental study"@en . "The problems of family life : an environmental study" . . . . . . "The problems of family life : An environmental study" . . . . . . . . . . . "The problems of family life"@en . "The problems of family life" . "The Problems of Family Life. An environmental study. With ... photographs"@en . "The Problems of Family Life ... Second edition"@en . . . . . "The problems of family life; an environmental study" . . "Families." . . . .