FREUND, J. E. (1964). Modern introduction to mathematics. Prentice-Hall.
Chicagoスタイル(17版)引用形式FREUND, John E. Modern Introduction to Mathematics. Englewood Cliffs: Prentice-Hall, 1964.
MLA(9版)引用形式FREUND, John E. Modern Introduction to Mathematics. Prentice-Hall, 1964.
警告: この引用は必ずしも正確ではありません.