Harding, A. J. <br/><br/>
Ammonia manufacture and uses /    
A. J . Harding 
 - London :   Oxford University Press ,   1959 
 - xiii,41 p.:    ill.;    25 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ammonia--------
<br/><br/><label>Dewey Class. No.: </label>661.34 HAR