Hempel, Carl G. <br/><br/>
Aspects of scientific explanation :  and other essays in the philosophy of science / 
by Carl G. Hempel. 
 - New York, N.Y. :  Free Press,  1965. 
 - vii, 504 p. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Philosophy.