TY  - BOOK
AU  - Palmer,Donald
TI  - Why it's hard to be good: an introduction to ethical  theory 
SN  - 0767424093 :
U1  - 170 
PY  - 2006///
CY  - Boston
PB  - McGraw-Hill
KW  - Ethics
KW  - History
N1  - Includes bibliographical references
ER  -