00458nam a2200133Ia 4500008004100000040001700041082002300058100003000081245007800111250000800189260003000197300001600227650008100243190328s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta300.72bU65S  aUpadhyaya, Harish Chandra 0aSamajik survekshan, anusandhan evam sankhiyakeecHarish Chandra Upadhyaya  a2nd  aNew DelhibAtlanticc1999  aviii, 344p.  aSocial surveys; Research-Law and legislation; Statistical hypothesis testing