ROBERTS, B. K. (1996). Landscapes of settlement: Prehistory to the present. Routledge.
Lua i Stíl Chicago (17ú heag.)ROBERTS, Brian K. Landscapes of Settlement: Prehistory to the Present. London: Routledge, 1996.
Lua MLA (9ú heag.)ROBERTS, Brian K. Landscapes of Settlement: Prehistory to the Present. Routledge, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.