Gaya APA

PUTRA, S. (2013). IMPROVING STUDENTS' VOCABULARY MASTERY BY USING RIDDLES GAMES . Lhokseumawe: STAIN Malikussaleh.

Gaya MLA

PUTRA, SADDAM. "IMPROVING STUDENTS' VOCABULARY MASTERY BY USING RIDDLES GAMES". Lhokseumawe: STAIN Malikussaleh, 2013. Skripsi.