TY  - BOOK
AU  - Heath, A F
AU  - Heath,A F
TI  - Scientific Explanation:  Papers Based on Herbert Spencer Lectures Given in the University of Oxford
SN  - 0198582145   
U1  - N54 
PY  - 1981///
CY  - Oxford
PB  - Oxford University Press
N1  - includes index and biblioraphy
ER  -