Lundberg, E. (1968). Instability and economic growth. Yale University Press.
Lua i Stíl Chicago (17ú heag.)Lundberg, Erik. Instability and Economic Growth. New Haven: Yale University Press, 1968.
Lua MLA (9ú heag.)Lundberg, Erik. Instability and Economic Growth. Yale University Press, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.