Gaya APA
Kurnianingrat, ., Rudolph, H. (1969).
Practical Conversations (A Guide To Engglish Use) .
Jakarta:
Pustaka Masa.
Gaya MLA
Kurnianingrat, ., Rudolph, Harumani.
"Practical Conversations (A Guide To Engglish Use)".
Jakarta:
Pustaka Masa,
1969.
Text.