The international who's who 2007. - 70th ed. - London : Routledge, c 2006. - xxiii, 2342 p. ; 30 cm. - Europa biographical reference series. . 344 344 ISBN: 978-1-85743-366-1 ISSN: Subjects--Topical Terms: Encyclopedia--Biography. Dewey Class. No.: 920 / I8