DAVIES, S., & DAVIES, S. (1995). Spreadsheet In Structural Design. Longman Scientific & Technical.
Lua i Stíl Chicago (17ú heag.)DAVIES, S.R, agus S.R DAVIES. Spreadsheet In Structural Design. Longman Scientific & Technical, 1995.
Lua MLA (8ú heag.)DAVIES, S.R, agus S.R DAVIES. Spreadsheet In Structural Design. Longman Scientific & Technical, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.