Cox, N. J. (Nicholas J
Texas Stata Press, 2014
Buku Teks
Earle, James H.
Addison-Wesley, 1994
Buku Teks
by Edwin T. Boyer ... [and others]
John Wiley & Sons, 1991
Buku Teks
by Gary R. Bertoline ... [and others]
Irwin, 1995
Buku Teks
Bertoline, Gary R.
McGraw-Hill, 2003
Buku Teks