| 000 | 00411nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 180712s9999 xx 000 0 und d | ||
| 020 | _a908476043 | ||
| 082 |
_a613.9434 _bBIL |
||
| 100 | _aBillings, Evelyn | ||
| 245 | 4 | _aThe Billings method: controllings fertility without drugs or devices | |
| 260 |
_aAustralia _bAnne O'Donovan _c1980 |
||
| 300 | _a254 p. | ||
| 650 | _aNatural family planning | ||
| 942 | _cS | ||
| 999 |
_c40773 _d40773 |
||