Cita APA (7a ed.)

Kearns, J. T. (1988). The principles of deductive logic. State University of New York Press.

Cita Chicago Style (17a ed.)

Kearns, John T. The Principles of Deductive Logic. Albany: State University of New York Press, 1988.

Cita MLA (9a ed.)

Kearns, John T. The Principles of Deductive Logic. State University of New York Press, 1988.