Landauer, C. (1964). Contemporary economic systems: A comparative analysis. Lippincott.
Lua i Stíl Chicago (17ú heag.)Landauer, Carl. Contemporary Economic Systems: A Comparative Analysis. Philadelphia: Lippincott, 1964.
Lua MLA (9ú heag.)Landauer, Carl. Contemporary Economic Systems: A Comparative Analysis. Lippincott, 1964.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.