Blocker, J. (1977). Cost accounting (3rd.). Tata McGraw Hill.
Dyfyniad Arddull ChicagoBlocker, John. Cost Accounting. 3rd. New Delhi: Tata McGraw Hill, 1977.
Dyfyniad MLABlocker, John. Cost Accounting. 3rd. Tata McGraw Hill, 1977.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.