00313nam a2200109Ia 450000500170000000800410001708200140005810000220007224500660009426000350016030000080019520260224040901.0260224s9999||||xx |||||||||||||| ||und||  a338.9 HEL  aHelmsing, A.H.J.  0aFirms, farms, and the state in Colombia: a study of rural….  aBoston : Allen & Unwin, c1986  a297