Boris Vasilyevich Spassky is a Russian chess master who attained the rank of international grand master in 1955.
Boris Vasilyevich Spassky. (2013). The Biography Channel website. Retrieved 01:22, May 23, 2013, from http://www.biography.com/people/boris-vasilyevich-spassky-9489899.
Boris Vasilyevich Spassky. [Internet]. 2013. The Biography Channel website. Available from: http://www.biography.com/people/boris-vasilyevich-spassky-9489899 [Accessed 23 May 2013].
"Boris Vasilyevich Spassky." 2013. The Biography Channel website. May 23 2013, 01:22 http://www.biography.com/people/boris-vasilyevich-spassky-9489899.
"Boris Vasilyevich Spassky," The Biography Channel website, 2013, http://www.biography.com/people/boris-vasilyevich-spassky-9489899 [accessed May 23, 2013].
"Boris Vasilyevich Spassky," The Biography Channel website, http://www.biography.com/people/boris-vasilyevich-spassky-9489899 (accessed May 23, 2013).
Boris Vasilyevich Spassky [Internet]. The Biography Channel website; 2013 [cited 2013 May 23] Available from: http://www.biography.com/people/boris-vasilyevich-spassky-9489899.
Boris Vasilyevich Spassky, http://www.biography.com/people/boris-vasilyevich-spassky-9489899 (last visited May 23, 2013).
Boris Vasilyevich Spassky. The Biography Channel website. 2013. Available at: http://www.biography.com/people/boris-vasilyevich-spassky-9489899. Accessed May 23, 2013.