Comprehensive glossary of technical terms, sciences  v. 2 : L-Z 

 - Delhi  Central Hindi Directorate  1973 
 - xxxv+2058p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference Book
<br/><br/><label>Universal Decimal Class. No.: </label>491.43:42(038)  / CHD