Mungai Stephen et al. A+ Revision KCSE Mathematics paper 1 / With updated KCSE questions and answers. Three Sections : Paper one topics, KCSE modelk test papers and Answers. - 2nd ed. - Nairobi : Longhorn Publishers 2022 - vii, ill. 424 p. 17 cm ISBN: 9789966315625 Standard Tech. Report. No.: Dewey Class. No.: 500.510