Ray, R. K. Metal and non-metal biguanide complexes / R. K. Ray [and] G. B. Kauffman - Calcutta : New Age International, c 1999 - 160 p. ; 24 cm. Includes bibliographical references and index ISBN: 8122410383 (pbk.) Subjects--Topical Terms: Metals--Finishing Dewey Class. No.: 671.7