Dyfyniad APA

(1982). Introducing systems analysis and design. New Delhi.

Dyfyniad Arddull Chicago

Introducing Systems Analysis and Design. New Delhi, 1982.

Dyfyniad MLA

Introducing Systems Analysis and Design. New Delhi, 1982.

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