Koren, Herman Handbook of environmental health and safety : principles and practices / Herman Koren and Michael Bisesi. - 1st ed. - Delhi : CRC Press, 1999 - 674 p. : ill. figs. ; 26 cm. - V-2 . Includes bibliographical references and index. Subjects--Topical Terms: EcosystemFood Protection Dewey Class. No.: 628 / KOH