Cita APA (7a ed.)

Seligman, E. R. A. 1. (1894). Progressive taxation in theory and practice. American Economic Association.

Cita Chicago Style (17a ed.)

Seligman, Edwin Robert Anderson 1861. Progressive Taxation in Theory and Practice. [Baltimore]: American Economic Association, 1894.

Cita MLA (9a ed.)

Seligman, Edwin Robert Anderson 1861. Progressive Taxation in Theory and Practice. American Economic Association, 1894.