Dyfyniad APA

Journal of Performance of Constructed Facilities. American Society of Civil Engineers.

Dyfyniad Arddull Chicago

Journal of Performance of Constructed Facilities. American Society of Civil Engineers.

Dyfyniad MLA

Journal of Performance of Constructed Facilities. American Society of Civil Engineers.

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