Gaya APA
Sjah, D. (1983).
555 Business Conversations English Indonesia / Djalinus Sjah (cet. ke 1).
Jakarta:
Simplex Publishing Company.
Gaya MLA
Sjah, Djalinus.
"555 Business Conversations English Indonesia / Djalinus Sjah".
cet. ke 1
Jakarta:
Simplex Publishing Company,
1983.
Text.