(1993). Concurrent engineering. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Concurrent Engineering. John Wiley & Sons, 1993.
Lua MLA (8ú heag.)Concurrent Engineering. John Wiley & Sons, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.