Tweney Ryan D <br/><br/>
On scientific thinking 

 - New York  Columbia University Press         1981 
 - xii, 459p  cm. 
<br/><br/><label>ISBN: </label>0231048149 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>R17, M1