(2018). English crossword puzzle for senior high school students (Cetakan pertama, November 2018.). Surabaya: Pustaka Media Guru.
Chicago Style CitationEnglish Crossword Puzzle for Senior High School Students. Cetakan pertama, November 2018. Surabaya: Pustaka Media Guru, 2018.
MLA CitationEnglish Crossword Puzzle for Senior High School Students. Cetakan pertama, November 2018. Surabaya: Pustaka Media Guru, 2018.
Warning: These citations may not always be 100% accurate.