Sheeler, Phillip, author
John Wiley & Sons, 1980
Buku Teks
Pomerai De, David
Cambridge University Press, 1985
Buku Teks
Bregman, Allyn, author
John Wiley & Sons, 1990
Buku Teks
Choinski, John S.
Wm.C. Brown Pub., 1992
Buku Teks
Freifelder, David, author
Jones and Bartlett, 1986
Buku Teks