Carey,Rikk, & Gavin Bell. (1997). The Annotated VRML 2.0 Reference Manual. Addison-Wesley.
Chicago Style aipamenaCarey,Rikk, and Gavin Bell. The Annotated VRML 2.0 Reference Manual. Massachusetts: Addison-Wesley, 1997.
MLA aipamenaCarey,Rikk, and Gavin Bell. The Annotated VRML 2.0 Reference Manual. Addison-Wesley, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.