APA Style
HASIBUAN, SOFIA RANGKUTI HJ.. (1998).
English serial 1: Economics (Ed.1).
Jakarta:
DJAMBANTA.
Chicago Style
HASIBUAN, SOFIA RANGKUTI HJ..
English serial 1: Economics.
Ed.1
Jakarta:
DJAMBANTA,
1998.
TXB.
MLA Style
HASIBUAN, SOFIA RANGKUTI HJ..
English serial 1: Economics.
Ed.1
Jakarta:
DJAMBANTA,
1998.
TXB.
Turabian Style
HASIBUAN, SOFIA RANGKUTI HJ..
English serial 1: Economics.
Ed.1
Jakarta:
DJAMBANTA,
1998.
TXB.