APA (7th ed.) Citation

Campbell, J. H. (1860). A protective tariff necessary-- rights of labor. Republican Congressional Committee.

Chicago Style (17th ed.) Citation

Campbell, James Hepburn. A Protective Tariff Necessary-- Rights of Labor. [Washington, D.C.]: Republican Congressional Committee, 1860.

MLA (9th ed.) Citation

Campbell, James Hepburn. A Protective Tariff Necessary-- Rights of Labor. Republican Congressional Committee, 1860.