Cita APA (7th ed.)

CLIFTON H D. (1983). BUSINESS DATA SYSTEMS- A PRACTICAL GUIDE TO SYSTEMS ANALYSIS AND DATA PROCESSING. PRENTICE -HALL INTERNATIONAL, INC.

Cita Chicago (17th ed.)

CLIFTON H D. BUSINESS DATA SYSTEMS- A PRACTICAL GUIDE TO SYSTEMS ANALYSIS AND DATA PROCESSING. NEW JERSEY: PRENTICE -HALL INTERNATIONAL, INC, 1983.

Cita MLA (9th ed.)

CLIFTON H D. BUSINESS DATA SYSTEMS- A PRACTICAL GUIDE TO SYSTEMS ANALYSIS AND DATA PROCESSING. PRENTICE -HALL INTERNATIONAL, INC, 1983.