APA-viite (7. p.)

CLIFTON H D. (1988). BUSINESS DATA SYSTEMS: A PRACTICAL GUIDE TO SYSTEMS ANALYSIS AND DATA PROCESSING (3.). PRENTICE -HALL INTERNATIONAL, INC.

Chicago-viite (17. p.)

CLIFTON H D. BUSINESS DATA SYSTEMS: A PRACTICAL GUIDE TO SYSTEMS ANALYSIS AND DATA PROCESSING. 3. NEW JERSEY,USA: PRENTICE -HALL INTERNATIONAL, INC, 1988.

MLA-viite (9. p.)

CLIFTON H D. BUSINESS DATA SYSTEMS: A PRACTICAL GUIDE TO SYSTEMS ANALYSIS AND DATA PROCESSING. 3. PRENTICE -HALL INTERNATIONAL, INC, 1988.