Gaya APA
Kurnianingrat, ., Rudolph, H. (1985).
Practical Conversation (A guide To English Use) (Cet.7).
Jakarta:
Bharatara Karya Aksara.
Gaya MLA
Kurnianingrat, ., Rudolph, Hammani.
"Practical Conversation (A guide To English Use)".
Cet.7
Jakarta:
Bharatara Karya Aksara,
1985.
Text.