Cohen, Morris R <br/><br/>
An Introduction to Logic and Scientific Method.`` 
by Morris R Cohen & Ernest Nagel 
 - 1st Ed.   Rep. 
 - New Delhi:  Allied Publishers Ltd.,  1976. 
 - xii,467p.:  15cm. 
<br/><br/>Exercises & Index. 
<br/><br/><label>Subjects--Index Terms: </label>Logic. Philosophy 
<br/><br/><label>Dewey Class. No.: </label>160