TY  - BOOK
AU  - Derks Hans
TI  - History of the opium problem :  Assault on the east ca 1600-1950
SN  - 978 90 04 22158 1 (hbk)
U1  - X8(J471).1'N5, Q2 
PY  - 2012///
CY  - Leiden
PB  - Brill USA      
KW  - ECONOMICS
ER  -