Skrotzki, B. G. A., & Vopat, W. A. (1972). Power station engineering and economy (Second edition of Applied energy conversion.). Tata McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Skrotzki, Bernhardt G. A., agus William A. Vopat. Power Station Engineering and Economy. Second edition of Applied energy conversion. New Delhi: Tata McGraw-Hill, 1972.
Lua MLA (8ú heag.)Skrotzki, Bernhardt G. A., agus William A. Vopat. Power Station Engineering and Economy. Second edition of Applied energy conversion. Tata McGraw-Hill, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.