APA (7 वां संस्करण) प्रशस्ति पत्र
Wigwe, C. C., & Muhammad, I. T. (2022). Introduction to company law and practice: With Companies and Allied Matters Act 2020 (Second edition.). Princeton & Associates Publishing Co. Ltd..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Wigwe, Chris Chizindu, और I. T. Muhammad. Introduction to Company Law and Practice: With Companies and Allied Matters Act 2020. Second edition. Ikeja, Lagos: Princeton & Associates Publishing Co. Ltd., 2022.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Wigwe, Chris Chizindu, और I. T. Muhammad. Introduction to Company Law and Practice: With Companies and Allied Matters Act 2020. Second edition. Princeton & Associates Publishing Co. Ltd., 2022.
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