Dyfyniad APA

Holtz, R. D. (1989). Treatment of problem foundations for highway embankments. Transportation Research Board, National Research Council.

Dyfyniad Arddull Chicago

Holtz, R. D. Treatment of Problem Foundations for Highway Embankments. Washington, D.C. (2101 Constitution Ave. N.W., Washington 20418): Transportation Research Board, National Research Council, 1989.

Dyfyniad MLA

Holtz, R. D. Treatment of Problem Foundations for Highway Embankments. Transportation Research Board, National Research Council, 1989.

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