<diacritize> ISBN 0-7679-1612-3. Billionaires on vacation: No. 80: Steven Spielberg by Christina Valhouli, Forbes magazine, September 19, 2002. <yor>ISBN 0-7679-1612-3. Billionaires on vacation: No. 80: Steven Spielberg by Christina Valhouli, Forbes magazine, September 19, 2002. 