WRIGHT, P. H. (2004). Highway engineering. John Wiley & Sons.
Chicago-čujuhus (17. p.)WRIGHT, Paul H. Highway Engineering. John Wiley & Sons, 2004.
MLA-čujuhus (9. p.)WRIGHT, Paul H. Highway Engineering. John Wiley & Sons, 2004.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.