Lua APA (7ú heag.)

Case, K. (2002). Principles of economics (6th.). Pearson Education.

Lua i Stíl Chicago (17ú heag.)

Case, Karl. Principles of Economics. 6th. Delhi: Pearson Education, 2002.

Lua MLA (9ú heag.)

Case, Karl. Principles of Economics. 6th. Pearson Education, 2002.

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