APA (7e ed.) Bronvermelding

Sri Lanka. Iḍam hā Iḍam Saṃvardhana Amātyāṃśaya. (1980). Resource development. Ministry of Lands & Land Development.

Chicago (17e ed.) Bronvermelding

Sri Lanka. Iḍam hā Iḍam Saṃvardhana Amātyāṃśaya. Resource Development. [Colombo]: Ministry of Lands & Land Development, 1980.

MLA (8e ed.) Bronvermelding

Sri Lanka. Iḍam hā Iḍam Saṃvardhana Amātyāṃśaya. Resource Development. Ministry of Lands & Land Development, 1980.