Schlögel, K. "Commentary": Mastering Imperial Spaces in the Age of Engineers / Karl Schlögel. Comparing empires : encounters and transfers in the long nineteenth century.(2011).
Lua i Stíl Chicago (17ú heag.)Schlögel, Karl. ""Commentary": Mastering Imperial Spaces in the Age of Engineers / Karl Schlögel." Comparing Empires : Encounters and Transfers in the Long Nineteenth Century.(2011) .
Lua MLA (8ú heag.)Schlögel, Karl. ""Commentary": Mastering Imperial Spaces in the Age of Engineers / Karl Schlögel." Comparing Empires : Encounters and Transfers in the Long Nineteenth Century.(2011), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.