Quality control :  same advice to personel in the sections / 
Revenue Department, Government of India 
 - Delhi :  The Department,  1956 
 - 21 p. :  ill. ;  25 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Quality control--India
<br/><br/><label>Dewey Class. No.: </label>351.1