Ball, D. (1986). Microcomputers in maths teaching. Hutchinson.
Chicagoスタイル(17版)引用形式Ball, Derek. Microcomputers in Maths Teaching. London: Hutchinson, 1986.
MLA(9版)引用形式Ball, Derek. Microcomputers in Maths Teaching. Hutchinson, 1986.
警告: この引用は必ずしも正確ではありません.