Dignen, Bob
English for meetings = Bahasa Inggris untuk rapat
York Associates, 1999
Buku Teks
Dignen, Bob
Basic business English words = Perbendaharaan kata bahasa Inggris dasar untuk dunia bisnis
York Associates, 1999
Buku Teks
Jaderstrom, Susan
Business English at work
McGraw-Hill Glencoe, 2003
Buku Teks
Jones, Leo
Eight simulation for upper-intermediate and more advanced students of English : controller's book / Leo Jones
Cambridge University Press, 1989
Buku Teks
Graver, B.D.
Advanced English practice / by B.D. Graver
Oxford University Press, 1990
Buku Teks