TY  - BOOK
AU  - Singh, Gurcharan
TI  - Surveying, Volume 1
U1  - 526.9SIN 
PY  - 1986///
CY  - India
PB  - Khanna Publishers
KW  - Surveying
UR  - http://books.google.com.pk/books/about/Surveying.html?id=VGr2GwAACAAJ&redir_esc=y
ER  -