APA
(2005). COMPREHENSIVE SECONDARY CHEMISTRY FORM 4. KENYA: MBAKA NJERU,MWANGI WAMAE.
Chicago
2005. COMPREHENSIVE SECONDARY CHEMISTRY FORM 4. KENYA: MBAKA NJERU,MWANGI WAMAE.
Harvard
(2005). COMPREHENSIVE SECONDARY CHEMISTRY FORM 4. KENYA: MBAKA NJERU,MWANGI WAMAE.
MLA
COMPREHENSIVE SECONDARY CHEMISTRY FORM 4. KENYA: MBAKA NJERU,MWANGI WAMAE. 2005.