TY  - BOOK
AU  - Patel, A.N.
AU  - Singh, Surendra
TI  - Remote sensing: principles and applications
SN  - 8172332149
U1  - 621.3678 21st ed.
PY  - 2007///
CY  - Jodhpur
PB  - Scientific Publishers (India)
KW  - Remote sensing
N1  - pp 185-90
ER  -