Wright, P. H. (1996). Highway engineering (6th ed.). New York: John Wiley and Sons.
Trích dẫn kiểu ChicagoWright, Paul H. Highway Engineering. 6th ed. New York: John Wiley and Sons, 1996.
MLA citiranjeWright, Paul H. Highway Engineering. 6th ed. New York: John Wiley and Sons, 1996.
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