TY  - BOOK
AU  - Sonam Choki.
TI  - Factors leading to the decline of Yak rearing in Choekhor gewog under Bumthang Dzonghag
U1  - Project/SD SON 5th Batch 2019 
PY  - 2019///
CY  - CNR
PB  - PRO/SD SON 5th Bath, 2019.
KW  - SD student project
N2  - SD student project
ER  -