Gitterman, M. <br/><br/>
Qualitative analysis of physical problems / 
M. Gitterman and V. Halpern. 
 - New York :  Academic Press,  1981. 
 - 274 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0122851501 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics--Methodology.<br/>Physics--Mathematical models.