Παραπομπή APA

Orilia, L., Stern, N. B., & Stern, R. A. (1977). Student workbook for business data processing systems (2nd ed.). Santa Barbara: John Wiley.

Παραπομπή Chicago Style

Orilia, Lawrence., Nancy B. Stern, and Robert A. Stern. Student Workbook for Business Data Processing Systems. 2nd ed. Santa Barbara: John Wiley, 1977.

Παραπομπή MLA

Orilia, Lawrence., Nancy B. Stern, and Robert A. Stern. Student Workbook for Business Data Processing Systems. 2nd ed. Santa Barbara: John Wiley, 1977.

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