TY - BOOK AU - RIUNGU, M. N. TI - Teaching factors affecting learning of mathematics to visually impaired pre-school learners: a case of St. Lucy's school for the visually impaired, Imenti south district, Meru south, Kenya AV - THE QA 135.5 .R58 2013 PY - 2013/// CY - Chuka, Kenya PB - Chuka University KW - 1. Mathematics ---study and teaching ER -