LUCAS, H. C. (1981). The Analysis, Design And Implementation Of Information Systems Henry C. Lucas. McGraw-Hill.
Chicago-viite (17. p.)LUCAS, Henry C. The Analysis, Design And Implementation Of Information Systems Henry C. Lucas. McGraw-Hill, 1981.
MLA-viite (8. p.)LUCAS, Henry C. The Analysis, Design And Implementation Of Information Systems Henry C. Lucas. McGraw-Hill, 1981.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.