APA aipamena

P., I. (2008). Strategies to identify the main idea. PT Citra Aji Parama.

Chicago Style aipamena

P., Iwuk. Strategies to Identify the Main Idea. PT Citra Aji Parama, 2008.

MLA aipamena

P., Iwuk. Strategies to Identify the Main Idea. PT Citra Aji Parama, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.