Dyfyniad APA

CLIFTON H D. (1974). SYSTEMS ANALYSIS FOR BUSINESS DATA PROCESSING. PETROCELLI BOOKS.

Dyfyniad Arddull Chicago

CLIFTON H D. SYSTEMS ANALYSIS FOR BUSINESS DATA PROCESSING. NEW YORK: PETROCELLI BOOKS, 1974.

Dyfyniad MLA

CLIFTON H D. SYSTEMS ANALYSIS FOR BUSINESS DATA PROCESSING. PETROCELLI BOOKS, 1974.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.