KHURMI,GUPTA. (2002). THEORY OF MACHINES (4TH ED.). EURASIA PUB. HOUSE.
Lua i Stíl Chicago (17ú heag.)KHURMI,GUPTA. THEORY OF MACHINES. 4TH ED. NEW DELHI: EURASIA PUB. HOUSE, 2002.
Lua MLA (9ú heag.)KHURMI,GUPTA. THEORY OF MACHINES. 4TH ED. EURASIA PUB. HOUSE, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.