APA (7 वां संस्करण) प्रशस्ति पत्र

Brooks, I., & Weatherston, J. (1997). The business environment: Challenges and changes (2nd edition.). Financial Times.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Brooks, I., और Jamie Weatherston. The Business Environment: Challenges and Changes. 2nd edition. New York: Financial Times, 1997.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Brooks, I., और Jamie Weatherston. The Business Environment: Challenges and Changes. 2nd edition. Financial Times, 1997.