TY  - BOOK
AU  - Laputt, Juny P. 
TI  - 	Higher surveying
SN  - 9710847708
U1  - Circ. 	526.9 L31h 1990 
PY  - 1990///
CY  - Baguio City, Philippines
PB  -  Baguio Research & Publishing Center
KW  - 1. Surveying.
N1  - Includes bibliography
ER  -