Flowers T H <br/><br/>
Introduction to exchange system 
Flowers T H 
 - London  John wiley          1976 
 - vii, 326p.  cm. 
<br/><br/><label>Standard No.: </label>36077 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>D65,48:83, L6