WARD JOHN. (2004). PERPETUATING THE FAMILY BUSINESS. PALGRAVE.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWARD JOHN. PERPETUATING THE FAMILY BUSINESS. NEW YORK: PALGRAVE, 2004.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWARD JOHN. PERPETUATING THE FAMILY BUSINESS. PALGRAVE, 2004.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.