Search for 'Provider:Institute of Policy Studies and location:SL and itype:AR and su-to:Institute of Policy Studies of Sri Lanka'

Annual report: , Institute of Policy Studies of Sri Lanka

Colombo Institute of Policy Studies of Sri Lanka 2019 . p. 59 30cm.

Colombo Institute of Policy Studies of Sri Lanka 2020 . 69 29cm.

Colombo Institute of Policy Studies of Sri Lanka 2021 . 51 29.5cm.

Colombo Institute of Policy Studies of Sri Lanka 2022 . P.67 30cm.