http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Native cellulose in the ascidian Phallusia nigra
by John Spence and Oscar W. Richards ... <Issued September 14, 1940>.
Papers (Carnegie Institution of Washington. Tortugas Laboratory) ; v. 32, no. 11
Carnegie Institution of Washington publication ; 517