Ceylon. Krama Sampādana hā Ārthika Kaṭayutu Amātyāṃśaya. (1967). Government policy on private foreign investment. Ministry of Planning and Economic Affairs, Ceylon.
Lua i Stíl Chicago (17ú heag.)Ceylon. Krama Sampādana hā Ārthika Kaṭayutu Amātyāṃśaya. Government Policy on Private Foreign Investment. Colombo: Ministry of Planning and Economic Affairs, Ceylon, 1967.
Lua MLA (8ú heag.)Ceylon. Krama Sampādana hā Ārthika Kaṭayutu Amātyāṃśaya. Government Policy on Private Foreign Investment. Ministry of Planning and Economic Affairs, Ceylon, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.