TY  - BOOK
AU  - Pearce, David W.
AU  - Nash, C. A.
TI  - The social appraisal of projects: a text in cost-benefit analysi s 
U1  - 658.1554 
PY  - 1981///
CY  - London
PB  - Macmillan Press
KW  - Cost effectiveness
N1  - Includes bibliographical references
ER  -