000 00363nam a22001337a 4500
999 _c437
_d437
003 OSt
005 20200810095851.0
008 200810b ||||| |||| 00| 0 eng d
020 _a13214585
245 _aBhutan journal of research and development vol 9 no 1:
_bspring 2020.
260 _aThimphu:
_biGNHaS,
_c2020.
300 _a106 p:
_bill,
_c18.2 cm.
942 _2ddc
_cJR