Sproull, Robert L., author
John Wiley & Sons, 1963
Buku Teks
Sproull, Robert L., author
John Wiley & Sons, 1980
Buku Teks
Eisberg, Robert
John Wiley & Sons, 1974
Buku Teks
Willmott, J.C., author
John Wiley & Sons, 1975
Buku Teks
Bogdan Povh, Klaus Rith, Christoph Scholz, Frank Zetsche, Werner Rodejohann
Springer-Verlag, 2015
eBooks