Science Fiction & Fantasy

Based on sales at hundreds of independent bookstores nationwide for the eight-week period ending April 21, 2013.
 

Based on sales at hundreds of independent bookstores nationwide for the eight-week period ending February 12, 2013.

Based on sales at hundreds of independent bookstores nationwide for the eight-week period ending September 23, 2012.

Based on sales at hundreds of independent bookstores nationwide for the eight-week period ending April 22, 2012.

Based on sales at hundreds of independent bookstores nationwide for the eight-week period ending February 19, 2012.

Based on sales at hundreds of independent bookstores nationwide for the eight-week period ending September 25, 2011.

Based on sales at hundreds of independent bookstores nationwide for the eight-week period ending April 24, 2011.

Based on sales at hundreds of independent bookstores nationwide for the eight-week period ending February 20, 2011.