Killeffer David H. <br/><br/>
How did you think of that    An introduction to the scientific method 
Killeffer David H. 
 - Washington  American chemical society        1973 
 - 153p.  cm. 
<br/><br/><label>Standard No.: </label>54298 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PHILOSOPHY
<br/><br/><label>Dewey Class. No.: </label>R17, L3