TY - BOOK AU - Clarke,Arthur Charles TI - 1984, spring: a choice of futures SN - 0345313577 AV - CB161 .C5 1984 U1 - 828.91408 19 PY - 1984/// CY - New York PB - Ballantine Books KW - Twentieth century KW - Forecasts KW - Civilization, Modern KW - 1950- N1 - "A Del Rey book." ER -