Graham, John D. 1956- In search of safety : chemicals and cancer risk / John D. Graham, Laura C. Green, and Marc J. Roberts. - Cambridge, Mass. : Harvard University Press, 1988. - xiii, 260 p. : ill. ; 24 cm. Includes index. ISBN: 0674446356 (alk. paper) LCCN: 88011011 LC Class. No.: RC268.6 / .G73 1988 Dewey Class. No.: 363.1/79