TIMOSHENKO, S., & YOUNG, D. (1968). Elements of strenght of materials. -- Ed.5. Litton Educational.
Lua i Stíl Chicago (17ú heag.)TIMOSHENKO, S.P, agus D.H YOUNG. Elements of Strenght of Materials. -- Ed.5. New Dehli: Litton Educational, 1968.
Lua MLA (9ú heag.)TIMOSHENKO, S.P, agus D.H YOUNG. Elements of Strenght of Materials. -- Ed.5. Litton Educational, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.