Litterer, Joseph August, 1926-, author
John Wiley & Sons, 1980
Buku Teks
Scott, W. Richard
SAGE Publications, Inc, 2014
Buku Teks
Scott, W. Richard, 1932-, author
Prentice-Hall, 1987
Buku Teks
Gibson, James L., author
Binarupa Aksara, 1997
Buku Teks
edited by Rodolphe Durand, Nina Granqvist, Anna Tyllstrom
Emerald, 2017
eBooks