Haynes, William O. <br/><br/>
Understanding research and evidence-based practice in communication disorders :  a primer for students and practitioners / 
William O. Haynes, Carole E. Johnson 
 - Boston :  Pearson,  2009 
 - xvi, 512 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>9780205453634  RM299.63 0205453635 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication Disorders<br/>Evidence-Based Medicine<br/>Research design<br/>Statistics as Topic--methods
<br/><br/><label>National Library of Medicine Call No.: </label>WL340.2  / .H424u 2009 9HUKM