GRAY, G. <br/><br/>
Successful surveys/ 
George Gray and Neil Guppy. 
 - Canada:  Harcourt Brace & Company,  1993. 
 - xiv, 193 p.:  ill.;  23 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>077473180X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research Methodology.
<br/><br/><label>LC Class. No.: </label>DUCE HN29.G73