APA Citation

Peni Hanggarini, S. (2007). English for undergraduate student of international relations. Humaniora.

Chicago Style Citation

Peni Hanggarini, S.IP. English for Undergraduate Student of International Relations. Humaniora, 2007.

MLA Citation

Peni Hanggarini, S.IP. English for Undergraduate Student of International Relations. Humaniora, 2007.

Warning: These citations may not always be 100% accurate.