United Nations Educational,Science and Cultural Organization ( UNESCO ) <br/><br/>
African Journal of Science and Technology Volume 3: number 1 June 2002  

 - Nairobi    Reseau  African Dinstitutions Scientifques et Technologiques  2002 
<br/><br/><label>ISBN: </label>Science and Engineering  Series. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Dewey Class. No.: </label>607.6 UNI