TY  - BOOK
AU  - Parfit,Derek
AU  - Scheffler,Samuel
TI  - On what matters/ 
SN  - 9780199681037:
U1  - 170 21st
PY  - 2011///
CY  - New Delhi : 
PB  - Oxford University Press , 
KW  - PHILOSOPHY
N1  - Includes index and references.
ER  -