Waruthi S.N "et al " Spotlight Quick Revision Chemistry Form 3 and 4 - Rev ed.2013 - Nairobi,Kenya Spotlight Publishers (EA) Limited 2014 - vii,366p ill. 17, 25cm ISBN: 978 9966 002 64 8 Subjects--Topical Terms: Chemisrty Dewey Class. No.: 373.540