@inbook{Ettinger+2009+179+224,
url = {https://doi.org/10.7560/721180-010},
title = {Notes},
booktitle = {Imaginary Lines},
booktitle = {Border Enforcement and the Origins of Undocumented Immigration, 1882-1930},
author = {Patrick Ettinger},
publisher = {University of Texas Press},
address = {New York, USA},
pages = {179--224},
doi = {doi:10.7560/721180-010},
isbn = {9780292795167},
year = {2009},
lastchecked = {2026-05-09}
}