ELLIS, H. S. (1959). A Survey Of Contemporary Economics Vol. I Howard S. Ellis. The American Economic Associat.
Lua i Stíl Chicago (17ú heag.)ELLIS, Howard S. A Survey Of Contemporary Economics Vol. I Howard S. Ellis. The American Economic Associat, 1959.
Lua MLA (8ú heag.)ELLIS, Howard S. A Survey Of Contemporary Economics Vol. I Howard S. Ellis. The American Economic Associat, 1959.
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