Gaya APA

Patty, E, J. (1968). Geological Investigation And Chemical Examination Of The Cement Raw Materials For The Tjibinong Cement Project West Java, Indonesia . Bandung: Geological Survey Of Indonesia.

Gaya MLA

Patty, E., J.. "Geological Investigation And Chemical Examination Of The Cement Raw Materials For The Tjibinong Cement Project West Java, Indonesia". Bandung: Geological Survey Of Indonesia, 1968. Bukan Logam.