Wolcott, George  N <br/><br/>
The present status of economic entomology in Pueto Rico  / 
G. N. Wolcott 
 - Río Piedras  :   University of Puerto Rico 
 - 21 p. 
 - Puerto Rico Agr. Exp. Sta. Bull.; 99 .
<br/><br/><label>LCCN: </label>203242 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Entomología económica