Letterheads and business cards 2
Page One, 2011
Buku Referensi
Identity: logos, business-cards, folder, flyer, posters
Pageone, 2010
Buku Teks
Reynolds, Russell S., Jr.
Heads : business lessons from an executive search pioneer
McGraw-Hill, 2012
Buku Teks
Dobson, Ann
Glorier business library : writing business letter
Grolier International Inc., 1999
Buku Referensi
Wood, Frank
Business accounting 2 / Frank Wood
Longmans, 1968
Buku Teks