Walker, J., & Wilks, C. (1999). Stage two operational cost accounting practical elements. Vivabooks.
Dyfyniad Arddull ChicagoWalker, J., and C. Wilks. Stage Two Operational Cost Accounting Practical Elements. New Delhi: Vivabooks, 1999.
Dyfyniad MLAWalker, J., and C. Wilks. Stage Two Operational Cost Accounting Practical Elements. Vivabooks, 1999.
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