Dyfyniad APA

Barnes, P., & Davies, N. BIM in principle and practice.

Dyfyniad Arddull Chicago

Barnes, Peter, and Nigel Davies. BIM in Principle and Practice.

Dyfyniad MLA

Barnes, Peter, and Nigel Davies. BIM in Principle and Practice.

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