TY  - BOOK
AU  - CLUBB, E.
AU  - KNIGHT, J.
TI  - Fertility: fertility awareness and natural family planning, by Elizabeth Clubb and Jane Knight
SN  - 0715304240
PY  - 1996///
PB  - David & Charles
KW  - FAMILY PLANNING
KW  - CONTRACEPTION
N1  - Monograph; paperback
ER  -