Surveying
Duggal, S.K
Surveying - 4th ed. - New Delhi: Mcgraw-Hill, 2014. - 488p. ;
9353167507
978-9353167509
Surveying--Instruments
526.9DUG
Surveying - 4th ed. - New Delhi: Mcgraw-Hill, 2014. - 488p. ;
9353167507
978-9353167509
Surveying--Instruments
526.9DUG