Stark, Peter A.
Macmillan Publishing Co. Inc, 1970
Buku Teks
editors, C. Taylor, E. Hinton, D.R.J. Owen
Pineridge Press, 1980"
Buku Teks
edited by P. Rozsa
North-Holland, 1980
Buku Teks
Keller, Herbert B.
Blaisdell Publ. Comp., 1968
Buku Teks
Chapra, Steven C., author
McGraw-Hill, 2005
Buku Teks