Hentschel, Jesko <br/><br/>
Distinguishing between types of data and methods of collecting them 
by Jesko Hentschel 
 - Washington, D.C.  World Bank  1998 
 - 37p. 
 - Policy research working paper 1914 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences - Data processing<br/>Social sciences - Research
<br/><br/><label>Dewey Class. No.: </label>I5371 H398