Spanish conquistador Pedro De Alvarado was known for his skill as a soldier and for his cruelty to the native populations of Mexico.
Pedro de Alvarado. (2013). The Biography Channel website. Retrieved 08:38, May 18, 2013, from http://www.biography.com/people/pedro-de-alvarado-9182672.
Pedro de Alvarado. [Internet]. 2013. The Biography Channel website. Available from: http://www.biography.com/people/pedro-de-alvarado-9182672 [Accessed 18 May 2013].
"Pedro de Alvarado." 2013. The Biography Channel website. May 18 2013, 08:38 http://www.biography.com/people/pedro-de-alvarado-9182672.
"Pedro de Alvarado," The Biography Channel website, 2013, http://www.biography.com/people/pedro-de-alvarado-9182672 [accessed May 18, 2013].
"Pedro de Alvarado," The Biography Channel website, http://www.biography.com/people/pedro-de-alvarado-9182672 (accessed May 18, 2013).
Pedro de Alvarado [Internet]. The Biography Channel website; 2013 [cited 2013 May 18] Available from: http://www.biography.com/people/pedro-de-alvarado-9182672.
Pedro de Alvarado, http://www.biography.com/people/pedro-de-alvarado-9182672 (last visited May 18, 2013).
Pedro de Alvarado. The Biography Channel website. 2013. Available at: http://www.biography.com/people/pedro-de-alvarado-9182672. Accessed May 18, 2013.