Wiley, Richard H. <br/><br/>
Pyrazolones, pyrazolidones, and derivatives 

 - New York  John Wiley &sons  1964 
 - ix, 525p. 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>series card<br/>Pyrazolones
<br/><br/><label>Dewey Class. No.: </label>547.53.93  / W47P