RUGGLES, R. (1956). National Income Accounts And Income Analysis. Richard Ruggles And Nancy D. Ruggles. McGraw-Hill.
Čikaški stil citiranja (17. izdanje)RUGGLES, Richard. National Income Accounts And Income Analysis. Richard Ruggles And Nancy D. Ruggles. McGraw-Hill, 1956.
MLA način citiranja (8. izdanje)RUGGLES, Richard. National Income Accounts And Income Analysis. Richard Ruggles And Nancy D. Ruggles. McGraw-Hill, 1956.
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