"Boston Police Strike". Encyclopædia Britannica. Encyclopædia Britannica Online.
Encyclopædia Britannica Inc., 2012. Web. 01 Nov. 2012
<http://www.britannica.com/EBchecked/topic/74927/Boston-Police-Strike>.
The Americans. N.p.: Mcdougal Littell, n.d. Prin
1922 Railroad Strike." Bloomington & Normal Trades & Labor Assembly. N.p., n.d. Web. 01 Nov. 2012. <http://www.bntrades.org/news.php?id=10>.
Encyclopædia Britannica Inc., 2012. Web. 01 Nov. 2012
<http://www.britannica.com/EBchecked/topic/74927/Boston-Police-Strike>.
The Americans. N.p.: Mcdougal Littell, n.d. Prin
1922 Railroad Strike." Bloomington & Normal Trades & Labor Assembly. N.p., n.d. Web. 01 Nov. 2012. <http://www.bntrades.org/news.php?id=10>.