TY  - BOOK
AU  - Ayala, Francisco Jose (ed) & Dobzhansky, Theodosius
TI  - Studies in the philosophy of biology: reduction and related problems
SN  - 333 14860 6
U1  - 577 Aya/Dob 
PY  - 1974///
CY  - Macmillan, London
ER  -