Lua APA (7ú heag.)
Khurmi, R. S., & Gupta, J. K. (1976). Theory of Machines (First Multicolour ed.). S. Chand.
Lua i Stíl Chicago (17ú heag.)
Khurmi, R. S., agus J. K. Gupta. Theory of Machines. First Multicolour ed. New Delhi: S. Chand, 1976.
Lua MLA (9ú heag.)
Khurmi, R. S., agus J. K. Gupta. Theory of Machines. First Multicolour ed. S. Chand, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.