Dahl, O.J., author
Academic Press, 1972
Buku Teks
Tremblay, Jean-Paul, 1938-, author
McGraw-Hill, 1980
Buku Teks
Gilmore, Charles M., author
McGraw-Hill , 1996
Buku Teks
North Holland, 1981
Buku Teks
Nichols, K.G., author
Crane, Russak, 1982
Buku Teks