Massachusetts. June 1, 2010閲覧。 ^ “Members of the 111th Congress”. UnitedStatesSenate. October 18, 2009閲覧。 ^ “Massachusetts Congressional Districts” (PDF)
Rayside (2011). Faith, Politics, and Sexual Diversity in Canada and the UnitedStates. UBC Press. p. 22. ISBN 978-0-7748-2011-0. https://books.google.com/books