Creswell, John W. <br/><br/>
EDUCATIONAL RESEARCH: PLANNING, CONDUCTING, AND EVALUATING QUANTITATIVE AND QUALITATIVE RESEARCH 
Timothy C. Guetterman,  
 - 6TA ED. 
 - ESTADOS UNIDOS  PEARSON  2021 
 - 709 p.  26.5x21 cm 
<br/><br/><label>ISBN: </label>978-1-292-33780-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INVESTIGACION EDUCATIVA<br/>PLANIFICACIÓN
<br/><br/><label>Dewey Class. No.: </label>370.78