Cita APA

University of North Carolina Press, & Williams, R. G. Export agriculture and the crisis in Central America. Robert G. Williams. U.S.A: UNCP, [19--].

Citación estilo Chicago

University of North Carolina Press, y Robert G. Williams. Export Agriculture and the Crisis in Central America. Robert G. Williams. U.S.A: UNCP, [19--].

Cita MLA

University of North Carolina Press, y Robert G. Williams. Export Agriculture and the Crisis in Central America. Robert G. Williams. U.S.A: UNCP, [19--].