APA (7 वां संस्करण) प्रशस्ति पत्र

Ball, D. A., & McCulloch, W. H. (1993). International business: Introduction and essentials (5th ed.). Irwin.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Ball, Donald A., और Wendell H. McCulloch. International Business: Introduction and Essentials. 5th ed. Homewood, IL: Irwin, 1993.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Ball, Donald A., और Wendell H. McCulloch. International Business: Introduction and Essentials. 5th ed. Irwin, 1993.