Gupta, M. N.,  Dr <br/><br/>
Ocular effects and visual performance in welders / 
by M. N. Gupta and Harwant Singh 
 - Bombay :  Central Labour Institute,  1968 
 - 42 p. ;  28 cm. 
 - Report Series ;  no.27 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Occupational diseases
<br/><br/><label>Dewey Class. No.: </label>331.822