The Marx Brothers

Byers, Paula K. “The Marx Brothers” Encyclopedia of World Bibliography. 1998.

303-304

 

“Harpo Marx - Wikepedia, the free encyclopedia.” 2002. 10 Nov. 2013

<http://en.wikipedia.org/wiki/Harpo_Marx>

 

"Marx Brothers - Wikipedia, the free encyclopedia." 2003. 30 Oct. 2013 <http://en.wikipedia.org/wiki/Marx_Brothers>

"The Marx Brothers: Chico, Harpo, Groucho, Gummo, Zeppo." 30 Oct. 2013 <http://www.marx-brothers.org/>