Twin Cities Public Television, Inc.

II:Blows Must Decide: 1774-1776. ©1997 Twin Cities Public Television, Inc.（英语：Twin Cities Public Television, Inc.） ISBN 1-4157-0217-9 Foner, Philip Sheldon

  NYC's Partner Cities. The City of New York. [2012-12-06]. （原始内容存档于2013-08-14）.  Budapest - Testvérvárosok [Budapest - Twin Cities]. Budapest Főváros