Não informado. (1972). Electric Utility Generation Planbook. McGraw-Hill Publishing.
Lua i Stíl Chicago (17ú heag.)Não informado. Electric Utility Generation Planbook. New York: McGraw-Hill Publishing, 1972.
Lua MLA (8ú heag.)Não informado. Electric Utility Generation Planbook. McGraw-Hill Publishing, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.