TY  - BOOK
AU  - George. H Fried 
TI  - Theories and problem of biology
SN  - 0 07 022401 3
AV  - QH 315.5 .F75 1990 7184
PY  - 1990///
CY  - New York
PB  - Mc graw-hill
KW  - biology--outline,syllabi
N1  - includes index
ER  -