Sri Lanka rajya oushada nishpadana sansthava: Varshika varthava 2009. Sri Lanka Rajikiya Asiathika Samithiya.
Chicago Style (17th ed.) CitationSri Lanka Rajya Oushada Nishpadana Sansthava: Varshika Varthava 2009. Colombo: Sri Lanka Rajikiya Asiathika Samithiya.
MLA (9th ed.) CitationSri Lanka Rajya Oushada Nishpadana Sansthava: Varshika Varthava 2009. Sri Lanka Rajikiya Asiathika Samithiya.
Warning: These citations may not always be 100% accurate.