TY  - BOOK
AU  - Brass Tom
TI  - Towards a comparative political economy of unfree
T2  - Library of Peasant Studies
SN  - 0714644986
U1  - X:9N2.2.N9, N9 
PY  - 1999///
CY  - London
PB  - Frank Cass         
KW  -  Economics
KW  - Bonded Labour
ER  -