TY  - BOOK
AU  - Oli, Gopal Singh 
AU  - Chhetri, B.B
TI  - Tourism and Mountaineering Principles and Practices Grade XII 
SN  - 9789937303965
U1  - 338.4791 
PY  - 2021///AD
CY  - Kathmandu 
PB  - Buddha Publication 
KW  - TT
ER  -