Seligman, E. R. A. 1. (1894). Progressive taxation in theory and practice. American Economic Association.
Čikaški stil citiranja (17. izdanje)Seligman, Edwin Robert Anderson 1861. Progressive Taxation in Theory and Practice. [Baltimore]: American Economic Association, 1894.
MLA način citiranja (9. izdanje)Seligman, Edwin Robert Anderson 1861. Progressive Taxation in Theory and Practice. American Economic Association, 1894.
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