Praterie, savane e macchie tropicali e subtropicali (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Praterie, savane e macchie tropicali e subtropicali" in Italian language version.

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(EN) Jill Rutherford, IB Environmental Systems & Societies: Course Companion, Oxford University Press, 2009, p. 43, ISBN 0-19-915227-6.

web.archive.org

(EN) Olson D.M., et al., Terrestrial ecoregions of the world: A new map of life on Earth (PDF), in BioScience, vol. 51, 2001, pp. 933–938. URL consultato il 1º gennaio 2017 (archiviato dall'url originale il 17 settembre 2012).