Research design, data collection and analysis :  a training manual / 
edited by Peter Ngau and Asfaw Kumsa . 
 - [Nairobi] :  UNCRD,  c2004. 
 - x, 272  p. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>490623691X :  Ksh. 550 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--research.<br/>Social sciences--statistical methods.
<br/><br/><label>LC Class. No.: </label>HA29  / .R447