Gaya APA

DZULKARNAIN, M, I. (2012). Improving students' vocabulary mastery using crossword puzzles . : Universitas Sebelas Maret.

Gaya MLA

DZULKARNAIN, Mohammad, Iskandar. "Improving students' vocabulary mastery using crossword puzzles". : Universitas Sebelas Maret, 2012. Skripsi.