Douglas, J., & Noy, E. A. (2011). Building surveys and reports (4th ed.). Wiley-Blackwell.
Lua i Stíl Chicago (17ú heag.)Douglas, James, agus Edward A. Noy. Building Surveys and Reports. 4th ed. Chichester, West Sussex: Wiley-Blackwell, 2011.
Lua MLA (9ú heag.)Douglas, James, agus Edward A. Noy. Building Surveys and Reports. 4th ed. Wiley-Blackwell, 2011.
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