APA (7 वां संस्करण) प्रशस्ति पत्र
Harpum, P. (2010). Portfolio, program, and project management in the pharmaceutical and biotechnology industries. John Wiley & Sons.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Harpum, Pete. Portfolio, Program, and Project Management in the Pharmaceutical and Biotechnology Industries. Hoboken, N.J.: John Wiley & Sons, 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Harpum, Pete. Portfolio, Program, and Project Management in the Pharmaceutical and Biotechnology Industries. John Wiley & Sons, 2010.
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