Não informado. (1969). Journal of Undergraduate Mathematics. Guilford College, Department of Mathematics.
Chicago-viite (17. p.)Não informado. Journal of Undergraduate Mathematics. Greensboro, NC: Guilford College, Department of Mathematics, 1969.
MLA-viite (8. p.)Não informado. Journal of Undergraduate Mathematics. Guilford College, Department of Mathematics, 1969.
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