PARKER ,S P.,ED. (1982). MC GRAW HILL ENCYCLOPEDIA OF SCIENCE AND TECNOLOGY (AER- AZU). MCGRAW HILL BOOK CO.
Lua i Stíl Chicago (17ú heag.)PARKER ,S P.,ED. MC GRAW HILL ENCYCLOPEDIA OF SCIENCE AND TECNOLOGY (AER- AZU). NEW-YORK: MCGRAW HILL BOOK CO, 1982.
Lua MLA (9ú heag.)PARKER ,S P.,ED. MC GRAW HILL ENCYCLOPEDIA OF SCIENCE AND TECNOLOGY (AER- AZU). MCGRAW HILL BOOK CO, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.