Child Welfare League of America. (1971). A manual for foster parents. Child Welfare League of America.
芝加哥风格引文Child Welfare League of America. A Manual for Foster Parents. N.Y.: Child Welfare League of America, 1971.
MLA引文Child Welfare League of America. A Manual for Foster Parents. Child Welfare League of America, 1971.
警告：这些引文格式不一定是100％准确.