एपीए उद्धरण

Henry Ledgard,John Tauer. (1987). Professional Software: Software Engineering Concepts (1.). Addison-Wesley Publishing.

शिकागो स्टाइल उद्धरण

Henry Ledgard,John Tauer. Professional Software: Software Engineering Concepts. 1. Addison-Wesley Publishing, 1987.

एमएलए उद्धरण

Henry Ledgard,John Tauer. Professional Software: Software Engineering Concepts. 1. Addison-Wesley Publishing, 1987.