মার্কিন যুক্তরাষ্ট্র: সংশোধিত সংস্করণের মধ্যে পার্থক্য

* [http://www.prb.org/Datafinder/Geography/Summary.aspx?region=72&region_type=2 Demographic Highlights] Statistics from the Population Reference Bureau

* [http://www.teacheroz.com/states.htm The 50 States of the U.S.A.] Collected informational links for each state

* [http://www.britannica.com/EBchecked/topic/616563/United-States United States] ''Encyclopaedia Britannica'' entry

* {{dmoz|Regional/North_America/United_States}}