Negi, Arjun Singh Elementary surface chemistry / Arjun Singh Negi. - New Delhi : Cyber Tech Publications 2011 - ii, 264p.: ill. 22cm. 264 ISBN: 9788178847115 LC Class. No.: QD506 .N384 2011 Dewey Class. No.: QD506 .N384 2011 National Library of Medicine Call No.: QD506 .N384 2011