Jones, Hamlyn G., author
Cambridge University Press, 2014
Buku Teks
Price, C.A., author
McGraw-Hill, 1970
Buku Teks
Pakes, Anthony G., author
Cambridge University Press , 1990
Buku Teks
Hein, Leonard W., author
Prentice Hall of India, 1974
Buku Teks
Curtis, Otis F., author
Mc-Graw-Hill, 1950
Buku Teks