Estopinal, S. V. A guide to understanding land surveys (2a ed.).
Lua i Stíl Chicago (17ú heag.)Estopinal, Stephen V. A Guide to Understanding Land Surveys. 2a ed.
Lua MLA (8ú heag.)Estopinal, Stephen V. A Guide to Understanding Land Surveys. 2a ed.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.