Gaya APA
Real Time (An Interactive English Course for junior school student year IX). (2005).
Hoboken, NJ:
Delphi.
Gaya Chicago
Real Time (An Interactive English Course for junior school student year IX).
Cet-1.
Hoboken, NJ:
Delphi,
2005.
Text.
Gaya MLA
Real Time (An Interactive English Course for junior school student year IX).
Cet-1.
Hoboken, NJ:
Delphi,
2005.
Text.
Gaya Turabian
Real Time (An Interactive English Course for junior school student year IX).
Hoboken, NJ:
Delphi,
2005.
Print.