Gaya APA
Bates, N., Susilo, H. (2005).
Real Time: An Interactive English Course For Junior High School 2 .
Jakarta:
Erlangga.
Gaya MLA
Bates, Nina., Susilo, Hermawan.
"Real Time: An Interactive English Course For Junior High School 2".
Jakarta:
Erlangga,
2005.
Text.