Sachar, L., & Wummer, A. (2000). A magic crystal? Random House.
Chicago Style (17th ed.) CitationSachar, Louis, and Amy Wummer. A Magic Crystal? New York: Random House, 2000.
MLA (8th ed.) CitationSachar, Louis, and Amy Wummer. A Magic Crystal? Random House, 2000.
Warning: These citations may not always be 100% accurate.