found: His El nuevo derecho del mar, 1979:t.p. (Eduardo Ferrero Costa)
found: El Perú frente a las nuevas tendencias del comercio internacional, 1984:t.p. (Eduardo Ferrero C.) p. xlvii (Eduardo Ferrero Costa, pres. ejecutivo del CEPEI)
found: His El Perú frente a la Convención sobre el derecho del mar, 1986:t.p. (Eduardo Ferrero Costa) p. 6 (b. 1946)
found: Spanish Wikipedia, viewed January 8, 2021:Eduardo Ferrero Costa (Eduardo José Ferrero Costa, Lima, October 26, 1946, is a Peruvian lawyer that has participated in politics)