Globerman, Steven, author
Fundamentals of international business management
Prentice-Hall, 1986
 Buku Teks
Sklar, Bernard
Digital communications : fundamentals and applications / Bernard Sklar
Prentice-Hall, 1988
 Buku Teks
Lee, William C. Y.
Mobile communications design fundamentals/ William C.Y. Lee
John Wiley & Sons, 1993
 Buku Teks
Horowitz, Ellis, author
Fundamentals of data structures
Computer Science Press, 1983
 Buku Referensi
Horowitz, Ellis, author
Fundamentals of data structures
Computer Science Press , 1982
 Buku Teks