TY  - BOOK
T1  - Entwined lives :twins and what they tell us about human behavior /
DA  - 1999.
CY  - New York :
AU  - Segal, Nancy L.,
CN  - BF723.T9
CN  - BF723.T9
PB  - Dutton,
PP  - New York :
PY  - 1999.
ID  - 216441
KW  - Twins
KW  - Nature and nurture.
SN  - 0525944656 (alk. paper)
TI  - Entwined lives :twins and what they tell us about human behavior /
ER  -