000			00515nam a2200157Ia 4500
008			190328s9999||||xx |||||||||||||| ||und||
040			_aNITIL _cNITIL
082			_221st _a311.2 _bI39N
110			_aIndia. National Sample Survey Office
245		0	_aNSS 21st round :July 1966- June 1967
260			_aDelhi _bNSSO _c1975
300			_ai, 37p.
500			_aContents: no. 210- Birth and death rate by recall period
650			_aSampling (Statistics); Population; Birth control; Mortality-Statistics
942			_cBKS
999			_c38991 _d38991