Thornley, G. C.
Scientific English practice / G. C. Thornley
Longmans, Green and Co., 1965
 Buku Teks
Dowling, Barbara Tolley
Business concepts for English practice
Newbury House Publishers , 1982
 Buku Teks
Keegel, John C.
The language of computer programming in English / John C. Keegel
Regents Publishing Company, 1976
 Buku Teks SO
Ewer, J.R.
A course in basic scientific English
Longman, 1969
 Buku Teks SO
French, F. G.
Self-help exercises for practice in English; Book III
Oxford University Press, 1947
 Buku Teks