Puttaswamaiah, K. (1989). Cost-benefit analysis. Oxford & IBH Publishing.
Cita Chicago (17th ed.)Puttaswamaiah, K. Cost-benefit Analysis. New Delhi: Oxford & IBH Publishing, 1989.
Cita MLA (9th ed.)Puttaswamaiah, K. Cost-benefit Analysis. Oxford & IBH Publishing, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.