McGraw-Hill. (1982). McGraw-Hill encyclopedia of science and technology. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)McGraw-Hill. McGraw-Hill Encyclopedia of Science and Technology. McGraw-Hill, 1982.
Lua MLA (8ú heag.)McGraw-Hill. McGraw-Hill Encyclopedia of Science and Technology. McGraw-Hill, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.