Rattan, S. (2016). Theory of Machines (4th.). McGraw Hill.
Lua i Stíl Chicago (17ú heag.)Rattan, S.S. Theory of Machines. 4th. New Delhi: McGraw Hill, 2016.
Lua MLA (9ú heag.)Rattan, S.S. Theory of Machines. 4th. McGraw Hill, 2016.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.