Não informado. (1969). Journal of Undergraduate Mathematics. Guilford College, Department of Mathematics.
Chicagoスタイル(17版)引用形式Não informado. Journal of Undergraduate Mathematics. Greensboro, NC: Guilford College, Department of Mathematics, 1969.
MLA(8版)引用形式Não informado. Journal of Undergraduate Mathematics. Guilford College, Department of Mathematics, 1969.
警告: この引用は必ずしも正確ではありません.