Complex sentence: The final volume was released on July 18,2007, followed by a DVD box set of the entire series on June 11,2008 and a Blu-Ray box set on March 16,2011.
Split into simpler sentences: The final volume was released on July 18,2007. The entire series was released in a DVD box set on June 11,2008 and as a Blu-Ray box set on March 16,2011.