Uda, T., & Yamamoto, K. (1991). Spit formation in Lake and Bay. Public Works Research Institute, Ministry of Construction.
Chicago Style aipamenaUda, Takaaki, and Koji Yamamoto. Spit Formation in Lake and Bay. Ibaraki, Japan: Public Works Research Institute, Ministry of Construction, 1991.
MLA aipamenaUda, Takaaki, and Koji Yamamoto. Spit Formation in Lake and Bay. Public Works Research Institute, Ministry of Construction, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.