Wolf, Eric R., author
University of California Press, 1997
Buku Teks
Black C.E.
Rutgers Univ. Press, 1954, 1954
Buku Teks
Majumdar, R.C., author
General Printers, 1944
Buku Teks
Tumblin, C.R
Wiley, 1980
Buku Teks
Scott, C. R.
Applied Science Publishers Ltd, 1974
Buku Teks