GUIDE TO IMPROVING .. & THUMANN, A. [. (1988). Guide to improving efficiency of combution systems. The Fairmont Press.
Lua i Stíl Chicago (17ú heag.)GUIDE TO IMPROVING .. agus Albert [ed] THUMANN. Guide to Improving Efficiency of Combution Systems. Liburn: The Fairmont Press, 1988.
Lua MLA (9ú heag.)GUIDE TO IMPROVING .. agus Albert [ed] THUMANN. Guide to Improving Efficiency of Combution Systems. The Fairmont Press, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.