Gurr, J. M., Parr, R., & Hardt, D. (2022). Metropolitan Research: Methods and Approaches. transcript Verlag.
Chicago-čujuhus (17. p.)Gurr, Jens Martin, Rolf Parr, juo Dennis Hardt. Metropolitan Research: Methods and Approaches. Bielefeld: transcript Verlag, 2022.
MLA-čujuhus (9. p.)Gurr, Jens Martin, et al. Metropolitan Research: Methods and Approaches. transcript Verlag, 2022.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.