Gilchrist, J.T. (John Thomas) The church and economic activity in the middle ages / J. Gilchrist - London : McMillan , 1969 - xi, 328p. ; 23 cm Subjects--Topical Terms: Economía --- Aspectos religiosos Historia de la iglesia --- Edad media, 600-1500 LC Class. No.: BR 115 / E365 1969