Lua APA (7ú heag.)

Samuelson, P. A., & Nordhaus, W. D. (2010). Economics (19th ed.). McGraw Hill Education.

Lua i Stíl Chicago (17ú heag.)

Samuelson, Paul A., agus William D. Nordhaus. Economics. 19th ed. Chennai: McGraw Hill Education, 2010.

Lua MLA (9ú heag.)

Samuelson, Paul A., agus William D. Nordhaus. Economics. 19th ed. McGraw Hill Education, 2010.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.