Gaya APA

Praptanto, E., Iwuk, P. (2008). Strategies to Identify The Main Idea . Klaten: Citra Aji Parama.

Gaya MLA

Praptanto, Eko., Iwuk, P... "Strategies to Identify The Main Idea". Klaten: Citra Aji Parama, 2008. Text.