Information systems
Llewellyn, Robert W
Information systems - Englewood Cliffs: Prentice-Hall Inc., 1976 - xiv, 347p.
Scientific information
Configurations Nature data base
D 002:681.3 / L6
Information systems - Englewood Cliffs: Prentice-Hall Inc., 1976 - xiv, 347p.
Scientific information
Configurations Nature data base
D 002:681.3 / L6