TY  - BOOK
AU  - Erazo,Carlos
TI  - El régimen de la libreta: la historia olvidada, 1849-1873 
SN  - 0975975730
PY  - 2006///
CY  - [Bayamón, P.R.
PB  - s.n.]
KW  - Slavery
KW  - Puerto Rico
KW  - History
KW  - Local
KW  - Agricultural laborers
KW  - Social classes
KW  - Working class
KW  - Marginality, Social
KW  - Slave trade
KW  - 19th century
ER  -