Levins, Richard A. <br/><br/>
Agricultural computer programming practical guide / 
Richard A. Levins and W. Charles Walden 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  1984 
 - 147 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>013018862X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Data processing