Kitabu cha kwanza cha hesabu, Tanzania: Kiongozi cha Mwalimu 

 - Dar es Salaam  Tanzania Publishing House Ltd.  1969 [c1967] 
 - 188p.  21cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic
<br/><br/><label>LC Class. No.: </label>EAF QA11.T33 no.1