Gaya APA

0505165400, E, S, /. (2008). Using Songs To Increase The Vocabulary Mastery Of The Fourth Grade Students Of SDN 13 - Duri . Pekanbaru: Universitas Riau - FKIP - Pend. Bahasa Inggris.

Gaya MLA

0505165400, ERMA, SURYANI, /. "Using Songs To Increase The Vocabulary Mastery Of The Fourth Grade Students Of SDN 13 - Duri". Pekanbaru: Universitas Riau - FKIP - Pend. Bahasa Inggris, 2008. CD Skripsi.