BALLAREY P L. (1985). THERMAL ENGINEERING. KHANNA PUBLISHERS.
Lua i Stíl Chicago (17ú heag.)BALLAREY P L. THERMAL ENGINEERING. DELHI: KHANNA PUBLISHERS, 1985.
Lua MLA (9ú heag.)BALLAREY P L. THERMAL ENGINEERING. KHANNA PUBLISHERS, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.