<KEEDY, M. I. A modern introduction to basic mathematics. Addison-Wesley, Co.
Dyfyniad Arddull Chicago<KEEDY, Mervin I.>. A Modern Introduction to Basic Mathematics. Addison-Wesley, Co.
Dyfyniad MLA<KEEDY, Mervin I.>. A Modern Introduction to Basic Mathematics. Addison-Wesley, Co.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.