Barker, S. F., Seman, C., & Lee, J. (1986). Basics of logic. Seogwangsa Temple.
Cita Chicago (17th ed.)Barker, Stephen Francis, Choi Seman, i Jaehee Lee. Basics of Logic. Paju, Korean: Seogwangsa Temple, 1986.
Cita MLA (8th ed.)Barker, Stephen Francis, et al. Basics of Logic. Seogwangsa Temple, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.