Caroll, P. (1952). How to control production costs. MC -graw hill book company.
Dyfyniad Arddull ChicagoCaroll, Phil. How to Control Production Costs. New York: MC -graw hill book company, 1952.
Dyfyniad MLACaroll, Phil. How to Control Production Costs. MC -graw hill book company, 1952.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.