Duggal, S. K. (2004). Surveying. New Delhi: Tata McGraw-Hill.
Chicago Style CitationDuggal, S. K. Surveying. New Delhi: Tata McGraw-Hill, 2004.
Cita MLADuggal, S. K. Surveying. New Delhi: Tata McGraw-Hill, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.