Kalb, M. (2022). Environing Empire: Nature, Infrastructure, and the Making of German Southwest Africa (Volume 23). Berghahn Books.
Čikaški stil citiranja (17. izdanje)Kalb, Martin. Environing Empire: Nature, Infrastructure, and the Making of German Southwest Africa (Volume 23). Berghahn Books, 2022.
MLA način citiranja (9. izdanje)Kalb, Martin. Environing Empire: Nature, Infrastructure, and the Making of German Southwest Africa (Volume 23). Berghahn Books, 2022.
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