APA Style
Bowen, Robert, Gunatilaka, Ananda. (1977).
Copper its geology and economics .
Surabaya:
APPlied Science Publishers Ltd.
Chicago Style
Bowen, Robert, Gunatilaka, Ananda.
Copper its geology and economics.
Surabaya:
APPlied Science Publishers Ltd,
1977.
Buku Teks.
MLA Style
Bowen, Robert, Gunatilaka, Ananda.
Copper its geology and economics.
Surabaya:
APPlied Science Publishers Ltd,
1977.
Buku Teks.
Turabian Style
Bowen, Robert, Gunatilaka, Ananda.
Copper its geology and economics.
Surabaya:
APPlied Science Publishers Ltd,
1977.
Buku Teks.