TY - BOOK AU - La Putt, Juny Pilapil TI - Elementary surveying: lab manual SN - 9710847694 U1 - 526.3 PY - 2008/// CY - Baguio City PB - Baguio Research & Publishing Center KW - Surveying KW - Handbooks, manuals, etc N1 - Includes Index ER -