APA Style
silalahi, b.m.. (1994).
AIRLINE ESTABLISHMENT .
Jakarta:
STMT Trisakti.
Chicago Style
silalahi, b.m..
AIRLINE ESTABLISHMENT .
Jakarta:
STMT Trisakti,
1994.
Text.
MLA Style
silalahi, b.m..
AIRLINE ESTABLISHMENT .
Jakarta:
STMT Trisakti,
1994.
Text.
Turabian Style
silalahi, b.m..
AIRLINE ESTABLISHMENT .
Jakarta:
STMT Trisakti,
1994.
Print.