Guba, Egon G. <br/><br/>
Effective Evaluation 

 - Sanfrancisco:  Jossey Bass,  1981. 
 - xix,423p.;  23 cm. 
<br/><br/><label>ISBN: </label>0 87589 493 3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>School Education
<br/><br/><label>Dewey Class. No.: </label>371.26  / GUB