APA (7 वां संस्करण) प्रशस्ति पत्र

Barney, J. B. (2011). Gaining and sustaining competitive advantage (4th ed.). Pearson.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Barney, Jay B. Gaining and Sustaining Competitive Advantage. 4th ed. Upper Saddle River, NJ: Pearson, 2011.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Barney, Jay B. Gaining and Sustaining Competitive Advantage. 4th ed. Pearson, 2011.

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