KAMALESH CHOUDHURY., SENIOR SECONDARY CHEMISTRY Textual Documents - 6TH ED - NEW DELHI: OXFORD UNIVERSITY PRESS. 2002 - 468. 467P 21CM ISBN: 0-19-564389-5 10:19-564760 Subjects--Topical Terms: Chemistry Subjects--Index Terms: HS 2nd year Dewey Class. No.: 540