Okiiso, John Robert <br/><br/>
The effect of training on acquisition of conservation concepts /    
J. R. Okiiso. 
 - Kampala,     1985. 
 - xiv, 134 p. ;    28 cm. 
<br/><br/>Unpublished thesis (M.Educ.)  - Makerere University, 1985. 
<br/><br/>Includes bibliographical references ( p. 91-105). 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conservation of substance.--------