Dyfyniad APA

(2008). Journal of geotechnical and geoenvironmental engineering 2008. ASCE.

Dyfyniad Arddull Chicago

Journal of Geotechnical and Geoenvironmental Engineering 2008. ASCE, 2008.

Dyfyniad MLA

Journal of Geotechnical and Geoenvironmental Engineering 2008. ASCE, 2008.

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