APA Style
Young, R.. (1987).
Workout Economics :GCSE (_).
:
Mc Millan Education.
Chicago Style
Young, R..
Workout Economics :GCSE.
_
:
Mc Millan Education,
1987.
.
MLA Style
Young, R..
Workout Economics :GCSE.
_
:
Mc Millan Education,
1987.
.
Turabian Style
Young, R..
Workout Economics :GCSE.
_
:
Mc Millan Education,
1987.
.