Style de citation APA (7e éd.)

Luthan, J. (1972). Value added of the mining and quarrying industries in South Sumatra, 1970. Lembaga Ekonomi dan Kemasjarakatan Nasional.

Style de citation Chicago (17e éd.)

Luthan, Julian. Value Added of the Mining and Quarrying Industries in South Sumatra, 1970. [Djakarta: Lembaga Ekonomi dan Kemasjarakatan Nasional, 1972.

Style de citation MLA (8e éd.)

Luthan, Julian. Value Added of the Mining and Quarrying Industries in South Sumatra, 1970. Lembaga Ekonomi dan Kemasjarakatan Nasional, 1972.