TY  - BOOK
AU  - Allan,A.L.
AU  - Allan, A. L.
TI  - Practical surveying and computations
SN  - 0750603933
PY  - 1993///
CY  - Oxford ; , Boston : 
PB  - Butterworth-Heinemann, 
KW  - Surveying.
N1  - Includes bibliographical refereneces and index.
ER  -