Jessup, L. M. Information Systems today.
Chicago-viite (17. p.)Jessup, Leonard M. Information Systems Today.
MLA-viite (9. p.)Jessup, Leonard M. Information Systems Today.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.
Jessup, L. M. Information Systems today.
Chicago-viite (17. p.)Jessup, Leonard M. Information Systems Today.
MLA-viite (9. p.)Jessup, Leonard M. Information Systems Today.