TY  - BOOK
AU  - Wirshing, James R
TI  - Schaum's outline of theory and problems of introductory surveying
SN  - 0-07-071124-0
AV  - TA545 .W7555 
PY  - 1985///
CY  -  New York
PB  - McGraw-Hill
N1  - Includes index
ER  -