(原始内容存档于2020-09-13). and Accompanying photographs (页面存档备份,存于互联网档案馆) Riis, Jacob A. The Making of an American. 1901. The Police Building (页面存档备份,存于互联网档案馆)
of the Trade Boards Act" International Ladies' Garment Workers' Union JacobRiis How the Other Half Lives 存档副本 (PDF). [2014-05-04]. (原始内容存档 (PDF)于2021-02-25)
ISSN 2045-2322. PMID 38637509. doi:10.1038/s41598-024-58377-0 (英语). Williams, Riis. This Nearly 50-Foot Snake Was One of the Largest to Slither the Earth. Scientific