APA Style
Power to choose. (1991).
:
Singapore : Heinemann Asia.
Chicago Style
Power to choose.
.
:
Singapore : Heinemann Asia,
1991.
.
MLA Style
Power to choose.
.
:
Singapore : Heinemann Asia,
1991.
.
Turabian Style
Power to choose.
:
Singapore : Heinemann Asia,
1991.
.