Hoffmann, L. D. (2004). Calculus : for business, economics: And the social and life sciences. McGraw-Hill.
Dyfyniad Arddull ChicagoHoffmann, Laurence D. Calculus : For Business, Economics: And the Social and Life Sciences. Boston: McGraw-Hill, 2004.
Dyfyniad MLAHoffmann, Laurence D. Calculus : For Business, Economics: And the Social and Life Sciences. McGraw-Hill, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.