ROSEN, H. J. (1981). Construction Specifications Writing [principles Of Precedures] Harold J.rosen. Johns Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)ROSEN, Harold J. Construction Specifications Writing [principles Of Precedures] Harold J.rosen. Johns Wiley & Sons, 1981.
Lua MLA (8ú heag.)ROSEN, Harold J. Construction Specifications Writing [principles Of Precedures] Harold J.rosen. Johns Wiley & Sons, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.