APA aipamena

Hebersack, H. (2008). Gravel bed rivers VI: From process understanding to river restoration. Elsevier.

Chicago Style aipamena

Hebersack, Helmut. Gravel Bed Rivers VI: From Process Understanding to River Restoration. Amsterdam: Elsevier, 2008.

MLA aipamena

Hebersack, Helmut. Gravel Bed Rivers VI: From Process Understanding to River Restoration. Elsevier, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.