Campbell, J. D., Elford, R. W., & Brant, R. F. (1993). Case-control study of prenatal ultrasonography exposure in children with delayed speech.
シカゴスタイル引用形Campbell, J D., R W. Elford, , R F. Brant. Case-control Study of Prenatal Ultrasonography Exposure in Children With Delayed Speech. 1993.
MLA引用形式Campbell, J D., R W. Elford, , R F. Brant. Case-control Study of Prenatal Ultrasonography Exposure in Children With Delayed Speech. 1993.
警告: この引用は必ずしも正確ではありません.