BHATT. N. D. (2011). ENGINEERING DRAWING. CHAROTAR PUBLISHING HOUSE PVT LTD.
Lua i Stíl Chicago (17ú heag.)BHATT. N. D. ENGINEERING DRAWING. INDIA: CHAROTAR PUBLISHING HOUSE PVT LTD, 2011.
Lua MLA (9ú heag.)BHATT. N. D. ENGINEERING DRAWING. CHAROTAR PUBLISHING HOUSE PVT LTD, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.