000 00357cam a2200157 4500
020 _a0140211543
050 0 0 _aHQ766
100 1 _aMedawar, J. S.,
245 1 0 _aFamily planning
260 _aHarmondsworth,
_bPenguin,
_c1971.
300 _a256 p.
_billus.
490 0 _aPelican books, All54
650 0 _aBirth control.
700 1 _aPyke, David,
942 _cBK
999 _c13
_d13