TY  - BOOK
AU  - Swanson, Harold D
AU  - 
TI  - Human reproduction, biology and social change
U1  - 591.3 
PY  - 1974///
CY  - New York
PB  - Oxford University
KW  - Embryology
KW  - Genetics
KW  - human reproduction
KW  - reproduction
KW  - Cells
KW  - ontogeny
ER  -