Lieb, H. (1888). The protective tariff: What it does to us! (4th and rev. ed.). Belford, Clarke.
Citace podle Chicago (17th ed.)Lieb, Hermann. The Protective Tariff: What It Does to Us! 4th and rev. ed. Chicago: Belford, Clarke, 1888.
Citace podle MLA (8th ed.)Lieb, Hermann. The Protective Tariff: What It Does to Us! 4th and rev. ed. Belford, Clarke, 1888.
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