Illingworth, R. S. (1968). The Normal Child: Some Problems of the First Five Years and their Treament. London: J. and A. Churchill.
シカゴスタイル引用形Illingworth, Ronald S. The Normal Child: Some Problems of the First Five Years and Their Treament. London: J. and A. Churchill, 1968.
MLA引用形式Illingworth, Ronald S. The Normal Child: Some Problems of the First Five Years and Their Treament. London: J. and A. Churchill, 1968.
警告: この引用は必ずしも正確ではありません.