Lua APA (7ú heag.)

Halm, G. N. (1968). Economic systems: A comparative analysis (3rd ed.). Holt, Rinehart and Winston.

Lua i Stíl Chicago (17ú heag.)

Halm, George Nikolaus. Economic Systems: A Comparative Analysis. 3rd ed. New York: Holt, Rinehart and Winston, 1968.

Lua MLA (9ú heag.)

Halm, George Nikolaus. Economic Systems: A Comparative Analysis. 3rd ed. Holt, Rinehart and Winston, 1968.

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