Dyfyniad APA

Haugen. (2013). System Analysis and Modeling: Theory and Practice (1.). Springer Berlin Heidelberg.

Dyfyniad Arddull Chicago

Haugen. System Analysis and Modeling: Theory and Practice. 1. Springer Berlin Heidelberg, 2013.

Dyfyniad MLA

Haugen. System Analysis and Modeling: Theory and Practice. 1. Springer Berlin Heidelberg, 2013.

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