New York : Ballantine Books, c2011.
1st U.S. ed.
xv, 454 p.,  p. of plates : ill. (chiefly col.), maps (some col.) ; 25 cm.
Originally published in Great Britain by Weidenfeld & Nicolson, 2011.
Historian Fox offers this first dual biography of the daughters of Spain's Ferdinand and Isabella whose entwined royal relationships helped define the 15th- and 16th-century European political landscape.
Includes bibliographical references (p. -414) and index.