APA-čujuhus (7. p.)
SpringerLink (Online service) & Singh, R. International Journal of Mechanical and Materials Engineering. Springer Singapore : Imprint: Springer.
Chicago-čujuhus (17. p.)
SpringerLink (Online service) juo Ramesh Singh. International Journal of Mechanical and Materials Engineering. Singapore: Springer Singapore : Imprint: Springer.
MLA-čujuhus (9. p.)
SpringerLink (Online service) juo Ramesh Singh. International Journal of Mechanical and Materials Engineering. Springer Singapore : Imprint: Springer.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.