SCHREBER, J. (1983). Regions of our country and our world. Scott.
Lua i Stíl Chicago (17ú heag.)SCHREBER, John. Regions of Our Country and Our World. Glenview: Scott, 1983.
Lua MLA (9ú heag.)SCHREBER, John. Regions of Our Country and Our World. Scott, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.