R. Agor <br/><br/>
A Textbook of Surveying anf Levelling 

 - New Delhi  Khanna  2018 
 - 1234p.  18cm. 
<br/><br/><label>ISBN: </label>9788174092359 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Surveying<br/>Mathematical Geography
<br/><br/><label>Dewey Class. No.: </label>526.9 AGO-T