Keedy, M. L. (1963). A modern introduction to basic mathematics. Addison - Wesley.
Dyfyniad Arddull ChicagoKeedy, Mervin L. A Modern Introduction to Basic Mathematics. Massachusetts: Addison - Wesley, 1963.
Dyfyniad MLAKeedy, Mervin L. A Modern Introduction to Basic Mathematics. Addison - Wesley, 1963.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.