(1979). Urban Storm Drainage Proceeding Of The International Conference Held At The University Of Southampton, April 1978 Edited By P.r. Helliwell. Pentech Press Ltd.
Lua i Stíl Chicago (17ú heag.)Urban Storm Drainage Proceeding Of The International Conference Held At The University Of Southampton, April 1978 Edited By P.r. Helliwell. Pentech Press Ltd, 1979.
Lua MLA (8ú heag.)Urban Storm Drainage Proceeding Of The International Conference Held At The University Of Southampton, April 1978 Edited By P.r. Helliwell. Pentech Press Ltd, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.