Choudhury, Masudul Alam, 1948-, author
Routledge, 2017
eBooks
Hey, L., author
Sie Isaac Pitman, 1972
Buku Teks
Friedland, Seymour.
Prentice-Hall, 1966
Buku Teks
Crabb, Peter R., author
McGraw-Hill, 2003
Buku Teks
Klemperer, W. David, author
McGraw-Hill, 1996
Buku Teks