TY - BOOK AU - Nderitu,Shellomith TI - Understanding mathematics. : pupil's book for standard 5 SN - 978-9966-493-13-2 (pbk.) 9966493131 U1 - 510.713 NDE PY - 1999/// CY - Nairobi. PB - Longhorn Publishers KW - NATURAL SCIENCES & MATHEMATICS ER -