Lippincott/Williams & Wilkins, 2005
Buku Teks SO
Williams, Norma
Tiger Books International, 1990
Buku Referensi
Carlson, Karen J.
1996
Multimedia
Carlson, Karen J.
Harvard University Press, 1996
Multimedia
Carlson, Karen J.
Harvard University Press, 1996
Buku Teks SO