TY  - BOOK
AU  - SHEPPARD P.M.
TI  - NATURAL SELECTION AND HEREDITY
SN  - 0091226112
AV  - 575.016/SHE 2
U1  - 575.016/SHE NEW
PY  - 1975///
CY  - LONDON
PB  - LTD
ER  -