Zahn, F. (1975). Macroeconomic theory and policy. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Zahn, Frank. Macroeconomic Theory and Policy. Englewood Cliffs, N.J.: Prentice-Hall, 1975.
Lua MLA (8ú heag.)Zahn, Frank. Macroeconomic Theory and Policy. Prentice-Hall, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.