Jeffcott, H. H. (1934). The approximate determination of the vibration of beams and the whirling of shafts.
Lua i Stíl Chicago (17ú heag.)Jeffcott, H. H. The Approximate Determination of the Vibration of Beams and the Whirling of Shafts. 1934.
Lua MLA (9ú heag.)Jeffcott, H. H. The Approximate Determination of the Vibration of Beams and the Whirling of Shafts. 1934.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
