Nowell, D., & Hills, D. (1988). CONTACT PROBLEMS INCORPORATING ELASTIC LAYERS.
Chicago Style aipamenaNowell, D., and D. Hills. CONTACT PROBLEMS INCORPORATING ELASTIC LAYERS. 1988.
MLA aipamenaNowell, D., and D. Hills. CONTACT PROBLEMS INCORPORATING ELASTIC LAYERS. 1988.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.