Smith, W. A. e., & Kent, F. L. e. (1952). World list of scientific periodicals published in the years 1900-1950 (3rd ed. edited by William Allan Smith and Francis Lawrence Kent, assisted by George Burder Stratton.). Butterworths Scientific Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSmith, William Allan ed, और Francis Lawrence ed Kent. World List of Scientific Periodicals Published in the Years 1900-1950. 3rd ed. edited by William Allan Smith and Francis Lawrence Kent, assisted by George Burder Stratton. London: Butterworths Scientific Publications, 1952.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSmith, William Allan ed, और Francis Lawrence ed Kent. World List of Scientific Periodicals Published in the Years 1900-1950. 3rd ed. edited by William Allan Smith and Francis Lawrence Kent, assisted by George Burder Stratton. Butterworths Scientific Publications, 1952.