एपीए उद्धरण

Philips. (1981). A unique worldwide partnership in telecommunications. New Jersey: PYE, TMC Ltd.

शिकागो स्टाइल उद्धरण

Philips. A Unique Worldwide Partnership in Telecommunications. New Jersey: PYE, TMC Ltd, 1981.

एमएलए उद्धरण

Philips. A Unique Worldwide Partnership in Telecommunications. New Jersey: PYE, TMC Ltd, 1981.