000 00298cam a22001211 4500
050 0 0 _aMED HV851
_bB42
100 1 _aBeer, Ethel S.
245 1 0 _aWorking mothers and the day nursery
260 _aNew York,
_bWhiteside and Morrow
_c1957
300 _a189 p.
650 0 _aDay care centers
942 _cBK
999 _c15992
_d15992