National Science Foundation. (1979). Proceedings of a workshop on earthquake resistance of highway bridges. National Science Foundation.
Citazione stile Chigago Style (17a edizione)National Science Foundation. Proceedings of a Workshop on Earthquake Resistance of Highway Bridges. Alexandría: National Science Foundation, 1979.
Citatione MLA (9a ed.)National Science Foundation. Proceedings of a Workshop on Earthquake Resistance of Highway Bridges. National Science Foundation, 1979.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.