Zollner, Frank
Leonardo da Vinci 1452-1519: volume II the graphic work
Taschen, 2011
 Buku Referensi
Lewis, John P.
Statistics explained
Addison-Wesley, 1999
 Buku Teks SO
Drake, W.M.
Cardiology explained
Chapman & Hal, 1997
 Buku Teks SO
Computer graphic
arranged and edited by Wolfgang Hageney
Belvedere, 1989
 Buku Teks SO
Harper, Laurel
Graphic radical
Chronicle Books, 1999
 Buku Referensi