Bosco,John Understanding ordinary level mathematics: Form 2 teachers' guide / John Bosco and Wainaina Kahugu - 1st ed. - Nairobi Dataweb Enterprises ltd 2003 - 60 pages : illustrations ISBN: 9789966980731 Subjects--Topical Terms: LC Class. No.: QA 14 / .K4B63 2003 Dewey Class. No.: J 510.7 BOS 2003