edited by Robert L. Clark, Jr.
R.R. Bowker, 1976
Buku Teks
Fennelly, Lawrence J., author
Butterworth, 1983
Buku Teks
Jefkins, Frank William, author
Erlangga, 2004
Buku Teks
Sloane, Arthur A., author
Prentice-Hall,
Buku Teks
Jefkins, Frank William, author
Erlangga, 1996
Buku Teks