Samper, Mario Generations of Settlers : rural households and markets on the costa rican frontier, 1850 - 1935 / Mario Samper - Boulder : Westview Press, c1990. - xvii, 286 p. ; 24 cm. ISBN: 0813380219 LCCN: Subjects--Topical Terms: AgricultureEconomicAspects LC Class. No.: HD1805 / .C46S26 1990 Dewey Class. No.: 338.10972865 / S192g