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