TY - BOOK AU - Sigei, Joel TI - Secondary school chemistry : form 1 teachers' guide SN - 978 9966 8465 8 7 9966 846 58 1 U1 - 540 202 SIG PY - 2004/// CY - Nairobi PB - University of Nairobi KW - CHEMISTRY STUDY AND TEACHING SECONDARY ER -