APA (7th ed.) Citation

Butts, I. (1875). Protection and free trade: An inquiry whether protective duties can benefit the interests of a country in the aggregate, including an examination into the nature of value, and the agency of the natural forces in producing it. G.P. Putnam's Sons.

Chicago Style (17th ed.) Citation

Butts, Isaac. Protection and Free Trade: An Inquiry Whether Protective Duties Can Benefit the Interests of a Country in the Aggregate, Including an Examination into the Nature of Value, and the Agency of the Natural Forces in Producing It. New York: G.P. Putnam's Sons, 1875.

MLA (9th ed.) Citation

Butts, Isaac. Protection and Free Trade: An Inquiry Whether Protective Duties Can Benefit the Interests of a Country in the Aggregate, Including an Examination into the Nature of Value, and the Agency of the Natural Forces in Producing It. G.P. Putnam's Sons, 1875.