Holtz, R. D. (1989). Treatment of problem foundations for highway embankments. Transportation Research Board, National Research Council.
Citazione stile Chigago Style (17a edizione)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.
Citatione MLA (9a ed.)Holtz, R. D. Treatment of Problem Foundations for Highway Embankments. Transportation Research Board, National Research Council, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.