Dyfyniad APA
Kumar, R. S. (2012). Textbook of highway engineering. Universities Press.
Dyfyniad Arddull Chicago
Kumar, R Srinivasa. Textbook of Highway Engineering. Kolkata: Universities Press, 2012.
Dyfyniad MLA
Kumar, R Srinivasa. Textbook of Highway Engineering. Universities Press, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.