एपीए उद्धरण

World book. (1996). World book encyclopedia(vol.22.): :research guide. World book international.

शिकागो स्टाइल उद्धरण

World book. World Book Encyclopedia(vol.22.): :research Guide. London: World book international, 1996.

एमएलए उद्धरण

World book. World Book Encyclopedia(vol.22.): :research Guide. World book international, 1996.