OCLC, Oct. 21, 2003 (hdgs.: Martin, George R. R.; Martin, George Raymond Richard, 1948- ; usage: George R.R. Martin)
georgerrmartin.com, Aug. 5, 2011 (b. Sept. 20, 1948 in Bayonne, New Jersey; B.S., Journalism, 1970 and M.S., Journalism, 1971, Northwestern University; taught Journalism at Clarke College; TV story consultant, producer and writer; lives in Santa Fe, New Mexico)
Wikipedia, WWW, Aug. 5, 2011 (American author and screenwriter of fantasy, horror, and science fiction)