by Wayne C. Turner ... [et al.]
Prentice-Hall, 1993
Buku Teks
Miller, David M.
John Wiley & Sons, 1990
Buku Teks
Badiru, Adedeji Bodunde, 1952-
Taylor & Francis, 2006
Buku Teks
edited by Gavriel Salvendy
John Wiley & Sons, 1991
Buku Referensi
edited by Kjell B. Zandin
McGraw-Hill, 2001
Buku Referensi