India, Ministry of Planning, Department of Statistics, National Sample Survey Organisation <br/><br/>
National sample survey: 27th round (October 1972- September 1973) 

 - New Delhi  India, Ministry of Planning, Department of Statistics, National Sample Survey Organisation  1975 
 - 633, xxix p. 
<br/><br/><label>Dewey Class. No.: </label>338.0954 I2N(27)