Hawking, S. (1988). A brief history of time: From the big bang to black holes. Bantam Books.
Lua i Stíl Chicago (17ú heag.)Hawking, Stephen. A Brief History of Time: From the Big Bang to Black Holes. London: Bantam Books, 1988.
Lua MLA (8ú heag.)Hawking, Stephen. A Brief History of Time: From the Big Bang to Black Holes. Bantam Books, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.