HOLTZ HERMAN. (1983). HOW TO SUCCEED AS AN INDEPENDENT CONSULTANT. JOHN WILEY AND SONS.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHOLTZ HERMAN. HOW TO SUCCEED AS AN INDEPENDENT CONSULTANT. NEW YORK: JOHN WILEY AND SONS, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHOLTZ HERMAN. HOW TO SUCCEED AS AN INDEPENDENT CONSULTANT. JOHN WILEY AND SONS, 1983.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.