Rothschild, K. K. (1996). How things work. Time Life Asia.
Lua i Stíl Chicago (17ú heag.)Rothschild, Katherine K. How Things Work. Hong Kong: Time Life Asia, 1996.
Lua MLA (9ú heag.)Rothschild, Katherine K. How Things Work. Time Life Asia, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.