TY  - BOOK
AU  - Thornbury,William D .
TI  - Principles of Geomorphology
SN  - 9780852268858
U1  - 551.4 
CY  - New Delhi
PB  - New Age International ( P ) Limited
KW  - Geology
KW  - Deptt-Geology
KW  - G-Geology
ER  -