Não informado. (2009). Observations Made at Secondary Stations in Netherlands East India. [s.n.].
Chicago Style (17. basım) AtıfNão informado. Observations Made at Secondary Stations in Netherlands East India. Batavia, Indonesia: [s.n.], 2009.
MLA (8th ed.) AtıfNão informado. Observations Made at Secondary Stations in Netherlands East India. [s.n.], 2009.
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