Corbett, Jim
English for international banking and finance / Jim Corbett
Cambridge University Press , 1990
Buku Teks
Gerber, Philip L.
Lessons in language
Wadsworth , 1968
Buku Teks SO
Potter, Simeon
Our language
Penguin Books, 1979
Buku Teks SO
Teaching of english language in the commercial advertisement
Artikel Jurnal
Keegel, John C.
The language of computer programming in English / John C. Keegel
Regents Publishing Company, 1976
Buku Teks SO