000 00326nam a2200121Ia 4500
100 _aWorld health organization
020 _a92 4 154459 7
942 _cBK
245 _aContraceptive method mix : Guideline for policy and service delivery
260 _aW.H.O., Geneva
_c1994
082 _a613.943 W.H.O.
300 _aViii, 143p
999 _c36760
_d36760