STEEL, D. Kekuatan mahadahsyat. Gramedia Pustak.
Chicago Style (17th ed.) CitationSTEEL, Danielle. Kekuatan Mahadahsyat. Gramedia Pustak.
MLA (8th ed.) CitationSTEEL, Danielle. Kekuatan Mahadahsyat. Gramedia Pustak.
Warning: These citations may not always be 100% accurate.