Gaya APA
Nathan, S.R. (1990).
Singapore: Island.City.State .
:
Times Edtions.
Gaya Chicago
Nathan, S.R.
Singapore: Island.City.State.
:
Times Edtions,
1990.
Reference.
Gaya MLA
Nathan, S.R.
Singapore: Island.City.State.
:
Times Edtions,
1990.
Reference.
Gaya Turabian
Nathan, S.R.
Singapore: Island.City.State.
:
Times Edtions,
1990.
Reference.