Gaya APA

Ali, M., Dinurriyah, I, S. (2015). A Study of Sacrifice as Seen Through Savannah in Sparks's Dear John . Surabaya: Fakultas Adab dan Humaniora UINSA.

Gaya MLA

Ali, Mufti., Dinurriyah, Itsna, Syahadatud. "A Study of Sacrifice as Seen Through Savannah in Sparks's Dear John". Surabaya: Fakultas Adab dan Humaniora UINSA, 2015. Skripsi.