Salmon, W. C. (1973). Logic (2d ed.). Prentice-Hall.
Chicago Edition CitationSalmon, Wesley C. Logic. 2d ed. Englewood Cliffs, N.J.: Prentice-Hall, 1973.
Cita MLASalmon, Wesley C. Logic. 2d ed. Prentice-Hall, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.