Alcatraz Versus the Evil Librarians: The Knights of Crystallia (2009)

Alcatraz Versus the Knights of Crystallia is a juvenile fiction novel by Brandon Sanderson, published in October 2009 by Scholastic Press. It is the third book in the Alcatraz Series following Alcatraz Versus the Evil Librarians in 2007 and Alcatraz Versus the Scrivener's Bones in 2008.