TY  - BOOK
AU  - Longmans Green And Co, 
AU  - Longmans Green And Co
TI  - Theory of Ethics and Systems
U1  - 170 
PY  - 0000///
CY  - London 
PB  - Longmans Green and Company 
KW  - Ethics
N1  - includes index and biblioraphy
ER  -