Sugden, Robert.
The principles of practical cost-benefit analysis / Robert Sugden and Alan Williams. - Oxford : Oxford University Press, 1978. - xii, 275 p. : ill.
0198770405
93044130
Cost effectiveness.
The principles of practical cost-benefit analysis / Robert Sugden and Alan Williams. - Oxford : Oxford University Press, 1978. - xii, 275 p. : ill.
0198770405
93044130
Cost effectiveness.