Gaya APA
HASIBUAN, Sofia. (1986).
English for spesific purposes medicine .
Jakarta:
Gramedia.
Gaya Chicago
HASIBUAN, Sofia.
English for spesific purposes medicine.
Jakarta:
Gramedia,
1986.
UMUM.
Gaya MLA
HASIBUAN, Sofia.
English for spesific purposes medicine.
Jakarta:
Gramedia,
1986.
UMUM.
Gaya Turabian
HASIBUAN, Sofia.
English for spesific purposes medicine.
Jakarta:
Gramedia,
1986.
UMUM.