APA (7 वां संस्करण) प्रशस्ति पत्र
Sheldrake, P. (2011). The business of influence: Reframing marketing and PR for the digital age. Wiley.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Sheldrake, Philip. The Business of Influence: Reframing Marketing and PR for the Digital Age. Chichester, West Sussex: Wiley, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Sheldrake, Philip. The Business of Influence: Reframing Marketing and PR for the Digital Age. Wiley, 2011.
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