LUCAS HENRY C. (1981). ANALYSIS DESIGN AND IMPLEMENTATION OF INFORMATION SYSTEMS. MCGRAW-HILL.
Lua i Stíl Chicago (17ú heag.)LUCAS HENRY C. ANALYSIS DESIGN AND IMPLEMENTATION OF INFORMATION SYSTEMS. AUCKLAND: MCGRAW-HILL, 1981.
Lua MLA (9ú heag.)LUCAS HENRY C. ANALYSIS DESIGN AND IMPLEMENTATION OF INFORMATION SYSTEMS. MCGRAW-HILL, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.