Before revision: There is some support for this charge: A blog titled "Why Sustained Silent Reading (SSR) Doesn't Work" is posted by the publisher of four workbooks that sell for 89.99 URL accessed August 12, 2013.
After revision: There is some support for this charge: A blog titled "Why Sustained Silent Reading (SSR) Doesn't Work" is posted by the publisher of four workbooks that sell for 89.99