Gaya APA

Rao, , T, V, S, R, A. (1979). The Torsional Stiffness of a Cylindrical Tube with a Reinforced Cutout . : s.n..

Gaya MLA

Rao, , T., V., S., R., Appa. "The Torsional Stiffness of a Cylindrical Tube with a Reinforced Cutout". : s.n., 1979. Text.