Health research methodology :  a guide for training in research methods 

 - Manila :  World Health Organization,  1992 
 - 282 p. :  ill. ;  31 cm. 
 - WHO regional publications - Western Pacific Education in Action Series ;  no.5 .
<br/><br/><label>ISBN: </label>9290611359  RM59.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Methodology