Dyfyniad APA

Day, R. W. (1999). Geotechnical and foundation engineeringdesign and construction. McGraw-Hill.

Dyfyniad Arddull Chicago

Day, Robert W. Geotechnical and Foundation Engineeringdesign and Construction. McGraw-Hill, 1999.

Dyfyniad MLA

Day, Robert W. Geotechnical and Foundation Engineeringdesign and Construction. McGraw-Hill, 1999.

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