Gaya APA
Cyssco, D, R. (1998).
Practical conversation for daily communication / Dhanny R. Cyssco (Cet.4).
Jakarta:
Puspa Swara.
Gaya MLA
Cyssco, Dhanny, R..
"Practical conversation for daily communication / Dhanny R. Cyssco".
Cet.4
Jakarta:
Puspa Swara,
1998.
Textbook.