what's happened, what's coming, what's that? d'Estaing, Valerie-annee Giscard Young, Mark text New York Facts On File, Inc. c1993 monographic 248 p. : col., ill. ; 28 cm. editors, Valerie-anne Giscard d'Estaing, Mark Young. Includes index. Inventions History Ref. 609 I622 1993 0-8160-2865-6