Nielsen, Harry A. <br/><br/>
Methods of natural science ; an introduction 

 - Englewood Cliffs :  Prentice-Hall,  1967 
 - 70 p. 
 - Fundamentals of logic series .
 - Fundamentals of logic series .
<br/><br/><label>LCCN: </label>32352 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lógica.
<br/><br/><label>Dewey Class. No.: </label>160  / N5