Weaver,Jefferson Hane <br/><br/>
Plumbers and pipe filters library 

 - 3rd Ed. 
 - New Delhi  D. B. Taraporevala Sons & Co. Pvt.Ltd  1992 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library and Information Science
<br/><br/><label>Dewey Class. No.: </label>624  / WE-P