@inbook{PettemLeyendecker+2006+xi+xii,
url = {https://doi.org/10.5876/9780870818806.c002},
title = {Preface},
booktitle = {Boulder},
booktitle = {Evolution of a City, Revised Edition},
author = {Silvia Pettem and Liston E. Leyendecker},
publisher = {University Press of Colorado},
pages = {xi--xii},
doi = {doi:10.5876/9780870818806.c002},
isbn = {9780870818806},
year = {2006},
lastchecked = {2026-04-29}
}