Hartl, Daneil L., author
Jones and Bartlett, 2005
Buku Teks
Lewin, Benjamin
John Wiley & Sons, 1983
Buku Teks
Lewin, Benjamin.
Wiley,, 1983
Buku Teks
Fraser, Alex
McGraw-Hill, 1966
Buku Teks
Davis, Rowland H., author
Oxrord University Press, 2003
Buku Teks