Nagel, Ernest,  1901-1985. <br/><br/>
The structure of science :  problems in the logic of scientific explanation / 
Ernest Nagel. 
 - London :  Routledge,  c1961. 
 - xiii, 618 p. ;  24 cm. 
<br/><br/>Includes bibliography. 
<br/><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Philosophy.
<br/><br/><label>Dewey Class. No.: </label>501  / NAS