Indian Standard : Glossary of terms relating to welding of Plastics 

 - N.Delhi  Indian Standards Institution  1971 
 - 7p. 
<br/><br/><label>Subjects--Index Terms: </label>IS : 5687 - 1970 IS Code 
<br/><br/><label>Dewey Class. No.: </label>621.791:678.51.8:001.4  / ISI