GUPTA  P. O. <br/><br/>
MODERN WEED SCIENCE 

 - NEW DELHI  TODAY AND TOMORROW'S PRINTERS  1978 
<br/><br/><label>LC Class. No.: </label>632.58/GUP  / 1 
<br/><br/><label>Dewey Class. No.: </label>632.58/GUP  / 1