Robertson, D. (2006). Hard as the rock itself: Place and identity in the American mining town. University Press of Colorado.
Chicago-Zitierstil (17. Ausg.)Robertson, David. Hard as the Rock Itself: Place and Identity in the American Mining Town. Boulder, Colo: University Press of Colorado, 2006.
MLA-Zitierstil (9. Ausg.)Robertson, David. Hard as the Rock Itself: Place and Identity in the American Mining Town. University Press of Colorado, 2006.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.