Fletcher, H. (1971). Mathematics for school. Addison-Wesley Publ.
Chicagoスタイル(17版)引用形式Fletcher, Harold. Mathematics for School. Addison-Wesley Publ, 1971.
MLA(8版)引用形式Fletcher, Harold. Mathematics for School. Addison-Wesley Publ, 1971.
警告: この引用は必ずしも正確ではありません.