Venkatappa Rao, G. Principles of transportation and highway engineering. Tata McGraw-Hill.
Chicago Edition CitationVenkatappa Rao, G. Principles of Transportation and Highway Engineering. New Delhi: Tata McGraw-Hill.
Cita MLAVenkatappa Rao, G. Principles of Transportation and Highway Engineering. Tata McGraw-Hill.
Atenció: Aquestes cites poden no estar 100% correctes.