Hall, Ross Hume 1926- creator text Cambridge, UK Polity Press 1990 monographic 214 p. : maps ; 24 cm. Ross Hume Hall. Includes bibliographical references (p. [199]-210) and index. Environmental health RA565 .H365 1990 362.1/9698 0745605591 : 90043806 UOEL 000 20170731100056.0 3416891