Known as "the father of the poor," Hipolito Irigoyen was Argentina's first president elected by its citizenry (1916).
Hipolito Irigoyen. (2013). The Biography Channel website. Retrieved 04:04, May 21, 2013, from http://www.biography.com/people/hipólito-irigoyen-37702.
Hipolito Irigoyen. [Internet]. 2013. The Biography Channel website. Available from: http://www.biography.com/people/hipólito-irigoyen-37702 [Accessed 21 May 2013].
"Hipolito Irigoyen." 2013. The Biography Channel website. May 21 2013, 04:04 http://www.biography.com/people/hipólito-irigoyen-37702.
"Hipolito Irigoyen," The Biography Channel website, 2013, http://www.biography.com/people/hipólito-irigoyen-37702 [accessed May 21, 2013].
"Hipolito Irigoyen," The Biography Channel website, http://www.biography.com/people/hipólito-irigoyen-37702 (accessed May 21, 2013).
Hipolito Irigoyen [Internet]. The Biography Channel website; 2013 [cited 2013 May 21] Available from: http://www.biography.com/people/hipólito-irigoyen-37702.
Hipolito Irigoyen, http://www.biography.com/people/hipólito-irigoyen-37702 (last visited May 21, 2013).
Hipolito Irigoyen. The Biography Channel website. 2013. Available at: http://www.biography.com/people/hipólito-irigoyen-37702. Accessed May 21, 2013.