Khitoliya, R.K. Environmental pollutions / by R.K. Khitoliya. - 1st ed. - New Delhi : Mittal Publ , c2004. - 620 p. ; ill ; 24 cm. Includes bibliographical references and index. ISBN: 9788121923859 Subjects--Topical Terms: Encyclopaedia of environment. Dewey Class. No.: 363.7 / KHE