Cita APA (7a ed.)

Copi, I. M. (1986). Introduction to logic: Solutions to exercises (7th ed.). Macmillan ; Collier Macmillan.

Cita Chicago Style (17a ed.)

Copi, Irving M. Introduction to Logic: Solutions to Exercises. 7th ed. New York : London: Macmillan ; Collier Macmillan, 1986.

Cita MLA (9a ed.)

Copi, Irving M. Introduction to Logic: Solutions to Exercises. 7th ed. Macmillan ; Collier Macmillan, 1986.