Mockler, Roberty
Prentice Hall Internasional, 1989
Buku Teks
Hoffmann, Thomas R.
Wadsworth, 1967
Buku Teks
By R.D. Coyne, M.A. Rosenman, A.D. Radford, M. Balachandran, and J.S. Gero
Addison-Wesley, 1990
Buku Teks
Dym, Clive L.
McGraw-Hill , 1991
Buku Teks
Dym, Clive L.
McGraw-Hill, 1991
Buku Teks SO