एपीए उद्धरण

World Bank. (1971). Telecommunication: Sector working paper. Paris: World Bank.

शिकागो स्टाइल उद्धरण

World Bank. Telecommunication: Sector Working Paper. Paris: World Bank, 1971.

एमएलए उद्धरण

World Bank. Telecommunication: Sector Working Paper. Paris: World Bank, 1971.