Mancero Samán, Alfredo Ecuador : coyuntura 1990-1991 - [Quito, Ecuador] [CORDES] 1991 - 69 p. 28 cm - 1507 ; 17 . Subjects--Topical Terms: ECUADOR - CONDICIONES ECONOMICASECUADOR - POLITICA ECONOMICA Dewey Class. No.: 330.9866/M311ec