Philippines. Bureau of Family and Community Welfare. (1991). A Handbook on parent effectiveness service. Bureau of Family and Community Welfare.
Chicago-referens (17:e uppl.)Philippines. Bureau of Family and Community Welfare. A Handbook on Parent Effectiveness Service. [S.l.]: Bureau of Family and Community Welfare, 1991.
MLA-referens (9:e uppl.)Philippines. Bureau of Family and Community Welfare. A Handbook on Parent Effectiveness Service. Bureau of Family and Community Welfare, 1991.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.