APA aipamena

National Rivers and Harbors Congress. Proceedings of the ... convention. s.n.].

Chicago Style aipamena

National Rivers and Harbors Congress. Proceedings of the ... Convention. [S.l.: s.n.].

MLA aipamena

National Rivers and Harbors Congress. Proceedings of the ... Convention. s.n.].

Kontuz: berrikusi erreferentzia hauek erabili aurretik.