TY  - BOOK
AU  - Hill,Ben J.
AU  - Hill,Helen D.
TI  - Genetics and human heredity / 
U1  - 575.1 HIL 
PY  - 1955///.
CY  - New York : 
PB  - Mc Graw-Hill Book Compony, Inc., 
KW  - Genetics
KW  - Genetica Humana E. Medica
KW  - Heredity, Human
ER  -