"Pop Albums". Elvis Presley: Official Site of the King of Rock 'n' Roll. Elvis Presley Enterprises, Inc. 2013. Archived from the original on November 8, 2010. Retrieved May 18, 2013.
"Pop Albums". Elvis Presley: Official Site of the King of Rock 'n' Roll. Elvis Presley Enterprises, Inc. 2013. Archived from the original on November 8, 2010. Retrieved May 18, 2013.