एपीए उद्धरण

(1978). International telecommunications: Challenge and change in the 1980s. Amsterdam.

शिकागो स्टाइल उद्धरण

International Telecommunications: Challenge and Change in the 1980s. Amsterdam, 1978.

एमएलए उद्धरण

International Telecommunications: Challenge and Change in the 1980s. Amsterdam, 1978.