Gaya APA

Markis, M, A. (2014). The effectiveness of crossword puzzle in vocabulary learning at the eighth grade students of SMPN 1 Walenrang . Palopo: Prodi bahasa inggris Jurusan Tarbiyah.

Gaya MLA

Markis, M., Azis. "The effectiveness of crossword puzzle in vocabulary learning at the eighth grade students of SMPN 1 Walenrang". Palopo: Prodi bahasa inggris Jurusan Tarbiyah, 2014. Text.