APA Style
Rangkuti-Hasibuan, H. Sofia. (1990).
English for Specifi Purposes AGRICULTURE .
Jakarta:
Gramedia Pustaka Utama.
Chicago Style
Rangkuti-Hasibuan, H. Sofia.
English for Specifi Purposes AGRICULTURE.
Jakarta:
Gramedia Pustaka Utama,
1990.
Text.
MLA Style
Rangkuti-Hasibuan, H. Sofia.
English for Specifi Purposes AGRICULTURE.
Jakarta:
Gramedia Pustaka Utama,
1990.
Text.
Turabian Style
Rangkuti-Hasibuan, H. Sofia.
English for Specifi Purposes AGRICULTURE.
Jakarta:
Gramedia Pustaka Utama,
1990.
Print.