Hahn, B. (2020). Technology in the Industrial Revolution. Cambridge University Press.
Chicago-čujuhus (17. p.)Hahn, Barbara. Technology in the Industrial Revolution. Cambridge: Cambridge University Press, 2020.
MLA-čujuhus (9. p.)Hahn, Barbara. Technology in the Industrial Revolution. Cambridge University Press, 2020.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.