Tucker, S. A. (1962). Cost - estimating and pricing: With machine - hour rates. Prentice hall.
Dyfyniad Arddull ChicagoTucker, Spencer A. Cost - Estimating and Pricing: With Machine - Hour Rates. New Jersey: Prentice hall, 1962.
Dyfyniad MLATucker, Spencer A. Cost - Estimating and Pricing: With Machine - Hour Rates. Prentice hall, 1962.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.