000 00441 am a2200169 a 4500
245 1 _aApplications of combinatorial problems in sampling theory.
300 _a85p.
650 _aMethods
650 _aDesign
650 _aTechnique
650 _aPopulations.
502 _cPunjab Agricultural University.
_bPh. D. (Statistics)
_d1973
502 _gRaghavarao, D.
100 1 _aSingh, Rajender
_d
942 _2udc
_cT
901 _aRF6207
999 _c148521
_d148521