TY  - BOOK
AU  - Barfield, Thomas
TI  - Shadow Empires: An Alternative Imperial History 
SN  - 9780691181639
U1  - 950 BAR-S 2023 
PY  - 2023///
CY  - Princeton
PB  - Princeton University Press
KW  - Imperial history
KW  - Empires history
N1  - included bibliography and index
ER  -