Ugural, A. (1981). Stresses in plates and shells. Mc Graw - Hill.
Chicago Style aipamenaUgural, A. Stresses in Plates and Shells. New Delhi: Mc Graw - Hill, 1981.
MLA aipamenaUgural, A. Stresses in Plates and Shells. Mc Graw - Hill, 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.