| 000 | 00461cam a22001812 4500 | ||
|---|---|---|---|
| 001 | 0000032155 | ||
| 005 | 20170918205449.0 | ||
| 008 | 100920s xx 000 0 eng d | ||
| 020 | _a0713914548 | ||
| 100 | 1 | _aBILLINGS, Evelyn. | |
| 245 | 1 | 4 | _aThe Billings method : |
| 250 | _a ed. | ||
| 260 |
_aLondon : _bPenguin Books Ltd. |
||
| 300 | _a254 p. | ||
| 504 | _aIncludes bibliographical references and index. | ||
| 650 | 0 | _aFertilty. | |
| 908 | _a100920 | ||
| 999 |
_c74970 _d74970 |
||