Dewey, J., & Koch, D. F. (1998). Principles of instrumental logic: John Dewey's lectures in ethics and political ethics, 1895-1896. Southern Illinois University Press.

Dewey, John, and Donald F. Koch. Principles of Instrumental Logic: John Dewey's Lectures in Ethics and Political Ethics, 1895-1896. Carbondale, IL: Southern Illinois University Press, 1998.

Dewey, John, and Donald F. Koch. Principles of Instrumental Logic: John Dewey's Lectures in Ethics and Political Ethics, 1895-1896. Southern Illinois University Press, 1998.