Gehl, J., & Svarre, B. (2013). How to Study Public Life. Island Press.
Chicago-čujuhus (17. p.)Gehl, Jan, juo Birgitte Svarre. How to Study Public Life. Washington, DC: Island Press, 2013.
MLA-čujuhus (9. p.)Gehl, Jan, juo Birgitte Svarre. How to Study Public Life. Island Press, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.