Gaya APA

BASHIR, A, C. (2012). Improving students ability in writing descriptive text using youtube videos (a classroom action . : Universitas Sebelas Maret.

Gaya MLA

BASHIR, Arif, Choirul. "Improving students ability in writing descriptive text using youtube videos (a classroom action ". : Universitas Sebelas Maret, 2012. Skripsi.