Kiryakova, Virginia
The Longman Scientific & Technical, 1993
Buku Teks
Tan, Soo Tang
PWS, 1993
Buku Teks
Davis, Bill, author
Addison-Wesley, 1994
Buku Teks
Armawi K. Mundit, author
Armico, 1980
Buku Teks
Spiegel, Murray R., author
Armico, 1979
Buku Teks