Walker, J., & Wilks, C. (1999). Stage two operational cost accounting practical elements. Vivabooks.
استشهاد بنمط شيكاغوWalker, J., و C. Wilks. Stage Two Operational Cost Accounting Practical Elements. New Delhi: Vivabooks, 1999.
MLA استشهادWalker, J., و C. Wilks. Stage Two Operational Cost Accounting Practical Elements. Vivabooks, 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.