Gaya APA

Sumarso, I, C. (1993). Study on The Industrial Minerals Development Oppportunities in The ASEAN Region (a Market Analysis) . Bengkulu: ASEAN REGIONAL DEVELOPMENT CENTRE FOR MINERAL RESOURCES.

Gaya MLA

Sumarso, Ir., C.. "Study on The Industrial Minerals Development Oppportunities in The ASEAN Region (a Market Analysis)". Bengkulu: ASEAN REGIONAL DEVELOPMENT CENTRE FOR MINERAL RESOURCES, 1993. Textbook.