Lawson, F. H. (2009). Comparative regionalism. Ashgate.
Lua i Stíl Chicago (17ú heag.)Lawson, Fred Haley. Comparative Regionalism. Farnham, England: Ashgate, 2009.
Lua MLA (9ú heag.)Lawson, Fred Haley. Comparative Regionalism. Ashgate, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.