Jungreis, Ervin, Spot test analysis : clinical, environmental, forensic, and geochemical applications / - 2nd ed. - New York John Wiley & sons Inc. 1997. - xxi, 377 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 0471124125 LC Class. No.: QD98.S6 / .J95 1997