APA (7th ed.) Citation

World Book, Inc, International Business Machines Corporation, & IVID Communications, Inc. (1999). 1999 world book (Deluxe ed. ; version 3.00.). World Book.

Chicago Style (17th ed.) Citation

World Book, Inc, International Business Machines Corporation, and Inc IVID Communications. 1999 World Book. Deluxe ed. ; version 3.00. [Chicago, Ill.?]: World Book, 1999.

MLA (9th ed.) Citation

World Book, Inc, et al. 1999 World Book. Deluxe ed. ; version 3.00. World Book, 1999.