Child Welfare League of America. (1971). A manual for foster parents. Child Welfare League of America.
Cita Chicago (17th ed.)Child Welfare League of America. A Manual for Foster Parents. N.Y.: Child Welfare League of America, 1971.
Cita MLA (8th ed.)Child Welfare League of America. A Manual for Foster Parents. Child Welfare League of America, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.