APA (7th ed.) Citation

Layard, P. R. G. (1972). Cost benefit analysis: Selected readings. Penguin Books.

Chicago Style (17th ed.) Citation

Layard, Peter R. G. Cost Benefit Analysis: Selected Readings. Harmondsworth, Middlesex <<[u.a.]>>: Penguin Books, 1972.

MLA (9th ed.) Citation

Layard, Peter R. G. Cost Benefit Analysis: Selected Readings. Penguin Books, 1972.