Myers, Robert G. <br/><br/>
Analyzing costs of community-based early childhood development projects :  a discussion paper / 
by Robert G. Myers. 
 - París :  New York :  UNESCO ;  UNICEF,  1984. 
 - 22 p. 
 - Notes, comments... ;  153 .
<br/><br/><label>No. de Clasificación Universal Decimal: </label>372.3 (7/8) =20 MYE No.153.