Edwards, C.H., author
Prentice-Hall, 1982
Buku Teks
Purcell, Edwin J. (Edwin Joseph), 1901-, author
Erlangga, 1999
Buku Teks
Purcell, Edwin J. (Edwin Joseph), 1901-, author
Prentice-Hall, 1987
Buku Teks
Anton, Howard, author
John Wiley and Sons, 1992
Buku Teks
Thomas, George B., author
Addison-Wesley, 1977
Buku Teks