Gaya APA

lailia, D, R. (2016). The Effectiveness Of Crossword Puzzle Game To Improve The Seventh Grade Students' Vocabulary Mastery In SMPN 4 Sidoarjo . Sidoarjo: Perpustakaan UMSIDA.

Gaya MLA

lailia, Dinar, Roudhotul. "The Effectiveness Of Crossword Puzzle Game To Improve The Seventh Grade Students' Vocabulary Mastery In SMPN 4 Sidoarjo". Sidoarjo: Perpustakaan UMSIDA, 2016. .