Kotz, S., & Johnson, N. L. (1993). Process capability indices. Chapman and Hall.
Chicago-čujuhus (17. p.)Kotz, Samuel, juo Norman Lloyd Johnson. Process Capability Indices. Londres: Chapman and Hall, 1993.
MLA-čujuhus (9. p.)Kotz, Samuel, juo Norman Lloyd Johnson. Process Capability Indices. Chapman and Hall, 1993.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.