Ash, P. E., & Robinson, E. E. (1981). Basic college mathematics: A calculator approach. Addison-Wesley.
Dyfyniad Arddull ChicagoAsh, Peter E., and Edward E. Robinson. Basic College Mathematics: A Calculator Approach. Reading, Mass: Addison-Wesley, 1981.
Dyfyniad MLAAsh, Peter E., and Edward E. Robinson. Basic College Mathematics: A Calculator Approach. Addison-Wesley, 1981.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.