000 00320nam a2200133Ia 4500
008 180712s9999 xx 000 0 und d
020 _a642144720
082 _a658
_bCRO
100 _aCROCKETT, R. A.
245 3 _aAn Introduction to sample surveys
260 _aVictoria
_b[s.n]
_c1989
300 _av, 90 p.
942 _cS
999 _c3479
_d3479