Gaya APA
Slamet, M. (2001).
Proceedings Heda SST2000 : Seminar on science
Technology 2001 .
Medan:
Berastagi Indonesia.
Gaya MLA
Slamet, Margono.
"Proceedings Heda SST2000 : Seminar on science
Technology 2001".
Medan:
Berastagi Indonesia,
2001.
Text.