WHO <br/><br/>
Nmethyl  2 pyrrolidone ipcs no 35 

 - Geneva  World health organization  2001 
 - 34 
<br/><br/><label>ISBN: </label>9241530359 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pharmacy Practice
<br/><br/><label>Dewey Class. No.: </label>615