एपीए उद्धरण

Samuelson, P. A. (1967). Economics: An introductory analysis. New York: McGraw-Hill Book Company.

शिकागो स्टाइल उद्धरण

Samuelson, Paul A. Economics: An Introductory Analysis. New York: McGraw-Hill Book Company, 1967.

एमएलए उद्धरण

Samuelson, Paul A. Economics: An Introductory Analysis. New York: McGraw-Hill Book Company, 1967.