Whitehall, T. (1986). Practical current awareness services from libraries. Gower.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWhitehall, T. Practical Current Awareness Services from Libraries. Aldershot, Hants: Gower, 1986.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWhitehall, T. Practical Current Awareness Services from Libraries. Gower, 1986.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.