TY  - BOOK
AU  -  James R. Wirshing,  Roy H. Wirshing
TI  - Schaum's Outline Of Theory And Problems Of Introductory Surveying
SN  - 9780070711242
U1  - 526.9/WIR 
PY  - 1985///
PB  -  Mcgraw Hill
ER  -