APA (7th ed.) Citation

Merz, J. T. (1976). A history of European scientific thought in the nineteenth century. P. Smith.

Chicago Style (17th ed.) Citation

Merz, John Theodore. A History of European Scientific Thought in the Nineteenth Century. Gloucester, Mass.: P. Smith, 1976.

MLA (9th ed.) Citation

Merz, John Theodore. A History of European Scientific Thought in the Nineteenth Century. P. Smith, 1976.