Arroyave, Guillermo <br/><br/>
Methodologies for monitoring and evaluating vitamin A deficiency intervention programs : a report of the International Vitamin A Consultative Group / 

 - Washington, D.C.:  IVACG,  1989 
 - 66 p. ;  26 cm. 
<br/><br/><label>ISBN: </label>0944398049 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Program Evaluation<br/>Vitamin A deficiency - Prevention & control