Salmon, W. C. (1973). Logic (2nd ed.). Prentice-Hall.
Chicago-čujuhus (17. p.)Salmon, Wesley C. Logic. 2nd ed. Englewood Cliffs, N.J.: Prentice-Hall, 1973.
MLA-čujuhus (9. p.)Salmon, Wesley C. Logic. 2nd ed. Prentice-Hall, 1973.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.