Northern, J. L., & Downs, M. P. (1991). Hearing in children (4th edition.). Williams & Wilkins.
Chicagoスタイル(17版)引用形式Northern, Jerry L., , Marion P. Downs. Hearing in Children. 4th edition. Baltimore: Williams & Wilkins, 1991.
MLA(9版)引用形式Northern, Jerry L., , Marion P. Downs. Hearing in Children. 4th edition. Williams & Wilkins, 1991.
警告: この引用は必ずしも正確ではありません.