APA Style
General Environment Issue. (2000).
Semarang:
UNIKA SOEGIJAPRANATA.
Chicago Style
General Environment Issue.
.
Semarang:
UNIKA SOEGIJAPRANATA,
2000.
.
MLA Style
General Environment Issue.
.
Semarang:
UNIKA SOEGIJAPRANATA,
2000.
.
Turabian Style
General Environment Issue.
Semarang:
UNIKA SOEGIJAPRANATA,
2000.
.