TY  - BOOK
AU  - Herubin, Charles A..
TI  - Principles of surveying / 
SN  - 0-87909-620-9
U1  - D:2 
PY  - 1961///
CY  - Reston : 
PB  - REston Publishing Company,Inc. , 
KW  - Surveying Principles
ER  -