Gaya APA

Basyuni, K, P, &, Y. (1978). Introducing Coal As A Fuel In Direct Firing Furnaces Of Several Industries in Java, Indonesia . : Mineral Technology Development Centre.

Gaya MLA

Basyuni, Komar, P.A, &, Y.. "Introducing Coal As A Fuel In Direct Firing Furnaces Of Several Industries in Java, Indonesia". : Mineral Technology Development Centre, 1978. Text.