TY  - GEN
AU  - Walker, John.
AU  - Awange, Joseph L.
TI  - Surveying for civil and mine engineers: theory, workshops and practicals 
SN  - 9783319531281 (hbk.)
U1  - 526.9 
PY  - 2018///
CY  - Switzerland
PB  - Springer, 
KW  - Surveying
N1  - Includes references and index.
ER  -