Dyfyniad APA
Yoder, E. J., & Witczak, M. (2015). Principles of pavement design (2nd ed.). Wiley India.
Dyfyniad Arddull Chicago
Yoder, E. J., and M.W Witczak. Principles of Pavement Design. 2nd ed. New Delhi: Wiley India, 2015.
Dyfyniad MLA
Yoder, E. J., and M.W Witczak. Principles of Pavement Design. 2nd ed. Wiley India, 2015.
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