APA (7th ed.) Citation

Babbage, C. (1986). On the economy of machinery and manufactures. Augustus M. Kelley.

Chicago Style (17th ed.) Citation

Babbage, Charles. On the Economy of Machinery and Manufactures. New York: Augustus M. Kelley, 1986.

MLA (9th ed.) Citation

Babbage, Charles. On the Economy of Machinery and Manufactures. Augustus M. Kelley, 1986.