Dattalo, Patrick <br/><br/>
Determining sample size :  balancing power, precision, and practicality / 
Patrick Dattalo 
 - Oxford :  Oxford University Press,  2008 
 - 167 p. :  ill. ;  22 cm. 
 - Pocket guides to social work research methods .
<br/><br/>Includes bibliographical references (p. 153-161) and index 
<br/><br/><label>ISBN: </label>9780195315493 (pbk.)  RM91.41 0195315499 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sampling (Statistics)<br/>Social sciences--Statistical methods<br/>Social surveys--Methodology