Cita APA (7th ed.)

Creighton, J. E. (1908). An Introductory Logic. Macmillan.

Cita Chicago (17th ed.)

Creighton, James Edwin. An Introductory Logic. London: Macmillan, 1908.

Cita MLA (9th ed.)

Creighton, James Edwin. An Introductory Logic. Macmillan, 1908.