एपीए उद्धरण

(1971). Regional planning and regional government in Europe. International Union of local authorities.

शिकागो स्टाइल उद्धरण

Regional Planning and Regional Government in Europe. Hague: International Union of local authorities, 1971.

एमएलए उद्धरण

Regional Planning and Regional Government in Europe. International Union of local authorities, 1971.