Tyler, N. (2000). Historic preservation: An introduction to its history, principles, and practice (Second edition.). W.W. Norton.
Lua i Stíl Chicago (17ú heag.)Tyler, Norman. Historic Preservation: An Introduction to Its History, Principles, and Practice. Second edition. New York: W.W. Norton, 2000.
Lua MLA (8ú heag.)Tyler, Norman. Historic Preservation: An Introduction to Its History, Principles, and Practice. Second edition. W.W. Norton, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.