TY  - BOOK
AU  - Pollard, Elizabeth
AU  - Rosenberg, Clifford
AU  - Tignor, Robert
TI  - Worlds together, worlds apart
SN  - 9780393918465
U1  -  909 
PY  - 2015///
CY  - New York,USA
PB  - W. W. Norton & Company
KW  - World history
ER  -