APA Style

Layard, P, R, G, (, R, G., Glaister, S. (1994). Cost-benefit analysis (2nd ed.). enk: Cambridge University Press.

MLA Style

Layard, P., R., G., (P., Richard, G.)., Glaister, Stephen.. "Cost-benefit analysis". 2nd ed. enk: Cambridge University Press, 1994. Computer File.