Dyfyniad APA

Pidd, M. (2004). Systems modelling: Theory and practice. John Wiley & Sons.

Dyfyniad Arddull Chicago

Pidd, Michael. Systems Modelling: Theory and Practice. Chichester, England ; Hoboken, NJ: John Wiley & Sons, 2004.

Dyfyniad MLA

Pidd, Michael. Systems Modelling: Theory and Practice. John Wiley & Sons, 2004.

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