Author
Ceylon Tourist Board
1
Ceylon. Dept. of Government Printing
1
Ceylon. Dept. of Government Supplies
1
Ceylon. Dept. of Medical and Sanitary Services
1
Ceylon. Parliament. House of Representatives
1
Ceylon. Rajayē Văḍa Depārtamēntuva
1
Jātika Mudal Itirikirīmē Băṅkuva
1
National Science Council of Sri Lanka
1
Sri Lanka
1
Sri Lanka. External Resources Dept
1
Sri Lanka. Janalēkhana hā Saṅkhyālēkhana Depārtamēntuva
1
Sri Lanka. Muslim Āgamika hā Saṃskrtika Kaṭayutu piḷibanda Rājya Amātya Kāryālaya
1
Sri Lanka. Mătivaraṇa Depārtamēntuva
1
Sri Lanka. Public Service Commission
1
Sri Lanka. Pārlimēntuva
1
Sri Lanka. Rēgu Depārtamēntuva
1
Sri Lanka. Saukhya Amātyāṃśaya. Planning Division
1
Srī Laṅkā Maha Băṅkuva. Saṅkhyālēkhana Depārtamēntuva
1
Western Province (Sri Lanka). Paḷāt Sabhāva
1