Gaya APA
Hanggarini, Peni. (2007).
English for undergraduate students of international relations / Peni Hanggarini (Cet.1).
bandung:
Humaniora.
Gaya Chicago
Hanggarini, Peni.
English for undergraduate students of international relations / Peni Hanggarini.
Cet.1
bandung:
Humaniora,
2007.
Text.
Gaya MLA
Hanggarini, Peni.
English for undergraduate students of international relations / Peni Hanggarini.
Cet.1
bandung:
Humaniora,
2007.
Text.
Gaya Turabian
Hanggarini, Peni.
English for undergraduate students of international relations / Peni Hanggarini.
Cet.1
bandung:
Humaniora,
2007.
Print.