PEURIFOY, R. L. (1996). Construction Planning, Equipment And Methods Robert L. Peurifoy, William B. Ledbetter. The McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)PEURIFOY, Robert L. Construction Planning, Equipment And Methods Robert L. Peurifoy, William B. Ledbetter. The McGraw-Hill, 1996.
Lua MLA (8ú heag.)PEURIFOY, Robert L. Construction Planning, Equipment And Methods Robert L. Peurifoy, William B. Ledbetter. The McGraw-Hill, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.