2013-06-05 [2013-06-05]. (原始内容存档于2018-07-19). Hanley, Robert. NewJersey to Add Trains to Midtown. New York Times. 1991-05-01 [2011-02-16]. (原始内容存档于2022-10-16)
online. (页面存档备份,存于互联网档案馆) Ramsey, S. Robert (1987). The Languages of China. Princeton University Press, Princeton NewJersey ISBN 0-691-06694-9 Rock, Joseph