APA(7版)引用形式
Heddens, J. W. (1979). Todays mathematics: Concepts and methods in elementary school mathematics (4th ed.). S.R.A.
Chicagoスタイル(17版)引用形式
Heddens, James W. Todays Mathematics: Concepts and Methods in Elementary School Mathematics. 4th ed. Chicago: S.R.A, 1979.
MLA(9版)引用形式
Heddens, James W. Todays Mathematics: Concepts and Methods in Elementary School Mathematics. 4th ed. S.R.A, 1979.
警告: この引用は必ずしも正確ではありません.