TY  - BOOK
AU  - Snell,Michael
TI  - Cost-benefit analysis: a practical guide 
SN  - 9780727741394 (pbk.)
PY  - 2011///
CY  - London
PB  - Thomas Telford
KW  - Cost effectiveness
KW  - Engineering economy
N1  - Includes bibliographical references (p. [267]-280) and index
ER  -