Child Welfare League of America. (1968). Directory of member agencies. s.n.
Chicagoスタイル(17版)引用形式Child Welfare League of America. Directory of Member Agencies. New York: s.n, 1968.
MLA(9版)引用形式Child Welfare League of America. Directory of Member Agencies. s.n, 1968.
警告: この引用は必ずしも正確ではありません.