Carroll, P. (1953). How to control production costs. McGraw Hill.
Dyfyniad Arddull ChicagoCarroll, Phil. How to Control Production Costs. New York: McGraw Hill, 1953.
Dyfyniad MLACarroll, Phil. How to Control Production Costs. McGraw Hill, 1953.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.