000 00327nam a2200121Ia 4500
001 114706
008 170722s9999 xx 000 0 und d
100 _aD'souza, Stanislaus
245 _aClosed birth intervals.
_bA data analytic study. /
260 _bSterling Publishers. ,
_c1974.
300 _a132 p.
_c21.5cms
942 _cGEN
999 _c87923
_d87923