GUIDE TO IMPROVING .. & THUMANN, A. [. (1988). Guide to improving efficiency of combution systems. The Fairmont Press.
Dyfyniad Arddull ChicagoGUIDE TO IMPROVING .. and Albert [ed] THUMANN. Guide to Improving Efficiency of Combution Systems. Liburn: The Fairmont Press, 1988.
Dyfyniad MLAGUIDE TO IMPROVING .. and Albert [ed] THUMANN. Guide to Improving Efficiency of Combution Systems. The Fairmont Press, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.