SCOTT PEARL. (1999). EXERCISES IN MENTAL ARITHMETIC.
Chicagoスタイル(17版)引用形式SCOTT PEARL. EXERCISES IN MENTAL ARITHMETIC. 1999.
MLA(9版)引用形式SCOTT PEARL. EXERCISES IN MENTAL ARITHMETIC. 1999.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式