@book{ Solr-235592, title = {National Park Plan / (Brecon Beacons National Park Committee).}, address = {Brecon}, publisher = {The Committee}, year = {1977}, note = {At head of title: Parc Cenedlaethol Bannau Brycheiniog = Brecon Beacons National Park}, note = {Spine title: Brecon Beacons National Park Plan}, }