एपीए उद्धरण

Puttaswamaiah, K. (1980). Project evaluation criteria and cost -benefit analysis. Oxford I B H publishing company.

शिकागो स्टाइल उद्धरण

Puttaswamaiah, K. Project Evaluation Criteria and Cost -benefit Analysis. New Delhi: Oxford I B H publishing company, 1980.

एमएलए उद्धरण

Puttaswamaiah, K. Project Evaluation Criteria and Cost -benefit Analysis. Oxford I B H publishing company, 1980.