TY  - BOOK
AU  - Prehoda,Robert W.
TI  - Your next fifty years
T2  - Ace science fiction
SN  - 0441952208 :
AV  - CB161 .P73
U1  - 303.4 
PY  - 1980///
CY  - New York, N.Y.
PB  - Ace Books
KW  - Twentieth century
KW  - Forecasts
KW  - Twenty-first century
N1  - Includes bibliographical references and index
UR  - http://www.archive.org/details/yournextfiftyyea00prehrich
UR  - http://www.openlibrary.org/books/OL4132617M
ER  -