Allen, W. E. (1921). Preliminary statical studies of marine phytoplankton of the San Diego región, California (reimp.). s.n..
Chicago Style (17th ed.) CitationAllen, Winfred Emory. Preliminary Statical Studies of Marine Phytoplankton of the San Diego Región, California. reimp. [Honolulu: s.n., 1921.
MLA (9th ed.) CitationAllen, Winfred Emory. Preliminary Statical Studies of Marine Phytoplankton of the San Diego Región, California. reimp. s.n., 1921.