APA Style
Simatupang, Iwan. (1978).
Drought .
Singapore:
Heinemann Educational Books.
Chicago Style
Simatupang, Iwan.
Drought.
Singapore:
Heinemann Educational Books,
1978.
Text.
MLA Style
Simatupang, Iwan.
Drought.
Singapore:
Heinemann Educational Books,
1978.
Text.
Turabian Style
Simatupang, Iwan.
Drought.
Singapore:
Heinemann Educational Books,
1978.
Print.