Gaya APA

E.J.Patty, . (1968). Geological investigation nad chemical examination of the cement raw materials for the tjibinong cement project west java, indonesia . Bandung: Geological Survey Of Indonesia.

Gaya MLA

E.J.Patty, . "Geological investigation nad chemical examination of the cement raw materials for the tjibinong cement project west java, indonesia". Bandung: Geological Survey Of Indonesia, 1968. Bukan Logam.