penyunting, Aryo Hanggono, Syamsul B. Agus
BPP Teknologi, 1999
Buku Referensi
Muralikrishna, I.V.
Tata McGraw-Hill, 1995
Buku Teks
Bettinger, Pete
McGraw-Hill, 2004
Buku Teks
Bettinger, Pete
Higher Education, 2004
Buku Teks
edited by Andrew Skidmore
Taylor and Francis, 2002
Buku Teks