Rae, Alastair I. M., author
Cambridge University Press, 2012
Buku Teks
Silverman, Mark P., author
Cambridge University Press , 1993
Buku Teks
Springer, 2012
eBooks
Sproull, Robert L., author
John Wiley & Sons, 1963
Buku Teks
Harris, Edward G., author
John Wiley & Sons, 1975
Buku Teks