Morales Otero, Pablo <br/><br/>
Enemigos del hombre / 

 - San Juan, P. R :  Biblioteca de Autores Puertorriqueños;  1955. 
 - 121 p. 
<br/><br/>Includes bibliography. 
<br/><br/><label>LCCN: </label>57026931 /L 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pathogenic microorganisms.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico
<br/><br/><label>LC Class. No.: </label>QR175  / .M7 1955