Yan, Haowen <br/><br/>
Surveying   principles and methods.  [Book] 

 - China  Science press beijing  2012 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>9781842657201 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Surveying: principles and methods