Dyfyniad APA

Das, B. M. (2013). Fundamentals of geotechnical engineering fourth edition. Cengage Learning.

Dyfyniad Arddull Chicago

Das, Braja M. Fundamentals of Geotechnical Engineering Fourth Edition. Cengage Learning, 2013.

Dyfyniad MLA

Das, Braja M. Fundamentals of Geotechnical Engineering Fourth Edition. Cengage Learning, 2013.

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