Thomas, R. Murray <br/><br/>
Rational judgements in educational development projects :  illustrated from a study of in-service teacher education / 
by R. Murray Thomas. 
 - París :  New York :  UNESCO ;  UNICEF,  1981. 
 - 9 p. 
 - Notes, comments... ;  63 .
<br/><br/><label>No. de Clasificación Universal Decimal: </label>371.13 =20 THO No.63.