Bryman, Alan. <br/><br/>
Business research methods / 
Alan Bryman and Emma Bell. 
 - 4th ed. 
 - Oxford:  Oxford University Press ,   2015. 
 - xvi,584 p.:  ill.;  26 cm. 
<br/><br/>Includes biliographical references and index. 
<br/><br/><label>ISBN: </label>9780198747581 
<br/><br/><label>Subjects--Index Terms: </label>BUSINESS-RESEARCH-METHODOLOGY 
<br/><br/><label>Dewey Class. No.: </label>658.0072  / BRY/B