National Sample Survey No 557: Sixty eighth round July 2011-June 2012, Informal sector and conditions of employment in India 

 - New Delhi  NSSO  2014 
 - vii, 165 
 - NSS Report No 557(68/10/2) .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Employment-India<br/>Informal sector-India<br/>Labour