Muvdi, B.B., author
Macmillan, 1980
Buku Teks
Peterson, Aldor C., author
Allyn and Bacon, 1981
Buku Teks
John Wiley & Sons, 1967
Buku Teks
Parker, Harry, author
John Wiley & Sons, 1977
Buku Teks
Eisenberg, Martin A., author
Addison-Wesley, 1980
Buku Teks