Welsch, G. A. (1971). Budgeting: Profit planning and control (4th ed.). Prentice Hall of India.
Παραπομπή Chicago StyleWelsch, Glenn A. Budgeting: Profit Planning and Control. 4th ed. New Delhi: Prentice Hall of India, 1971.
Παραπομπή MLAWelsch, Glenn A. Budgeting: Profit Planning and Control. 4th ed. Prentice Hall of India, 1971.
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