Phelps, E. S. (1979). Studies in Macroeconomic Theory. ELSEVIER.
Lua i Stíl Chicago (17ú heag.)Phelps, Edmund S. Studies in Macroeconomic Theory. ELSEVIER, 1979.
Lua MLA (8ú heag.)Phelps, Edmund S. Studies in Macroeconomic Theory. ELSEVIER, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.