SINGH, H. (1993). Construction Management And Accounts. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)SINGH, Harpal. Construction Management And Accounts. McGraw-Hill, 1993.
Lua MLA (8ú heag.)SINGH, Harpal. Construction Management And Accounts. McGraw-Hill, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.