AYRES, F. (1989). Theory and problems differential and integral calculusin SI metric unit.-- ed.2. McGraw-hill.
Dyfyniad Arddull ChicagoAYRES, Frank. Theory and Problems Differential and Integral Calculusin SI Metric Unit.-- Ed.2. New York: McGraw-hill, 1989.
Dyfyniad MLAAYRES, Frank. Theory and Problems Differential and Integral Calculusin SI Metric Unit.-- Ed.2. McGraw-hill, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.