Thomas, R. Murray <br/><br/>
Distinguishing "Rural" from "Urban" in educational research projects :  conclusions from a field experience in Indonesia / 
by R. Murray Thomas. 
 - París :  New York :  UNESCO ;  UNICEF,  1981. 
 - 8 p. 
 - Notes, comments... ;  85 .
<br/><br/><label>No. de Clasificación Universal Decimal: </label>373.3/.4 (910) =20 THO No.85.