APA Style
Role of the petroleum industry in Singapore's econ. (1989).
:
Singapore : ISEAS.
Chicago Style
Role of the petroleum industry in Singapore's econ.
.
:
Singapore : ISEAS,
1989.
.
MLA Style
Role of the petroleum industry in Singapore's econ.
.
:
Singapore : ISEAS,
1989.
.
Turabian Style
Role of the petroleum industry in Singapore's econ.
:
Singapore : ISEAS,
1989.
.