Agor, R. <br/><br/>
Text Book of Advanced Surveying / 
by R. Agor 
 - 4th ed. 
 - New Delhi:  Khanna,  2010. 
 - xvi, 684 p. 
<br/><br/>1.Field astronomy --<br/>2.Triangulation--<br/>3.Theory of errors and adjustment--<br/>4.Hydrographic surveying--<br/>5.Photogrammetric surveying--<br/>6.Route surveys--<br/>7.Tunnel surveys --<br/>8.Topographical sheet numbering system--<br/>9.Electronic distance measurements--<br/>10.Modern surveying instruments--<br/>11.Practical problems. 
<br/><br/><label>ISBN: </label>8174090533 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Surveying<br/>Tunnel and Mining Surveying<br/>Land Surveying
<br/><br/><label>Dewey Class. No.: </label>526.9  / AGO-A