TY  - BOOK
AU  - Hann,Christopher Michael
AU  - هان، كريس
TI  - When history accelerates: essays on rapid social change, complexity and creativity 
SN  - 0-485-11464-X
U1  - 303.4 21E
PY  - 1994///
CY  - London
PB  - Athlone Press
N1  - Notes. Index
ER  -