Cita APA (7a ed.)

Copi, I. M., & Gould, J. A. (1967). Contemporary readings in logical theory. Macmillan.

Cita Chicago Style (17a ed.)

Copi, Irving M., y James Adams Gould. Contemporary Readings in Logical Theory. New York: Macmillan, 1967.

Cita MLA (9a ed.)

Copi, Irving M., y James Adams Gould. Contemporary Readings in Logical Theory. Macmillan, 1967.