Apple Publishing International (P)Ltd. (2003). Crossword Challenge. Apple Publishing International (P)Ltd.
Chicago Style (17th ed.) CitationApple Publishing International (P)Ltd. Crossword Challenge. India: Apple Publishing International (P)Ltd, 2003.
MLA (9th ed.) CitationApple Publishing International (P)Ltd. Crossword Challenge. Apple Publishing International (P)Ltd, 2003.
Warning: These citations may not always be 100% accurate.