TY  - BOOK
AU  - Thornbury , William D.,
TI  - Principles of Geomorphology
SN  - 978-0-85226-885-8
U1  - 551.4 
PY  - 2013///
CY  - New Delhi
PB  - New Age International ( P ) Limited
KW  - Geology, hydrology & meteorology
KW  - G- Geology
ER  -