TY  - BOOK
AU  - Cummings R. Michael
TI  - Human heredity: Principles and issues 
SN  - 0314027475
AV  - QH431  .C897  1993 
PY  - 1993///
CY  - New York
PB  - West publishing company
KW  - Heredity
N1  - Includes bibliographical reference and index
ER  -