Higher surveying 
La Putt, Juny Pilapil. 
 - 2nd ed. 
 -  Baguio Research and Publishing Center,  1986 
 - v, 511 p. 
<br/><br/>
<br/><br/><label>ISBN: </label>9-71084770-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Surveying.
<br/><br/><label>Dewey Class. No.: </label>F 526.9 L317 2011