TY  - BOOK
ED  - Survey of India.
TI  - Gangotri-Yamnotri
T2  - Trekking Map Series
PY  - 1991///
CY  - Dehra Dūn
PB  - Survey of India
KW  - Hiking
KW  - India
KW  - Gangotri Region
KW  - Maps
KW  - Trails
N1  - Relief shown by shading and spot heights
ER  -