APA Style
Knof, H., Tjahjono, E, D, , {. (2009).
Prosiding seminar material metalurgi 2009 .
Serpong:
Pusat Penelitan Metalurgi LIPI.
MLA Style
Knof, Hans., Tjahjono, Edi, Dwi, , {et.al}.
"Prosiding seminar material metalurgi 2009".
Serpong:
Pusat Penelitan Metalurgi LIPI,
2009.
Prosiding.