Rakowski, M. F. (1966). Efficiency of investment in a socialist economy ([1st English ed.].). Pergamon Press.
Lua i Stíl Chicago (17ú heag.)Rakowski, Mieczysław F. Efficiency of Investment in a Socialist Economy. [1st English ed.]. Oxford, New York: Pergamon Press, 1966.
Lua MLA (9ú heag.)Rakowski, Mieczysław F. Efficiency of Investment in a Socialist Economy. [1st English ed.]. Pergamon Press, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.