Gessner, F. (1962). O regine do oxigenio do Rio Amazonas. [s.n.]: [s.n.].
Chicago Style CitationGessner, Fritz. O Regine Do Oxigenio Do Rio Amazonas. [s.n.]: [s.n.], 1962.
MLA CitationGessner, Fritz. O Regine Do Oxigenio Do Rio Amazonas. [s.n.]: [s.n.], 1962.
Warning: These citations may not always be 100% accurate.