Fennell, F. (1991). Mathematics unlimited. Harcourt.
Chicagoスタイル(17版)引用形式Fennell, Francis. Mathematics Unlimited. Orlando: Harcourt, 1991.
MLA(9版)引用形式Fennell, Francis. Mathematics Unlimited. Harcourt, 1991.
警告: この引用は必ずしも正確ではありません.
Fennell, F. (1991). Mathematics unlimited. Harcourt.
Chicagoスタイル(17版)引用形式Fennell, Francis. Mathematics Unlimited. Orlando: Harcourt, 1991.
MLA(9版)引用形式Fennell, Francis. Mathematics Unlimited. Harcourt, 1991.