TY  - GEN
AU  - Fenwick Elizabeth
AU  - Walker Richard
TI  - How sex works
SN  - 0864386141
AV  - HQ35 
PY  - 1994///
CY  - Sydney
PB  - R.D. Press
KW  - Human reproduction
KW  - Juvenile literature
N1  - Includes index
ER  -