Gaya APA
Dixon, Dougal. (1993).
The Changing Earth: Young geographer .
:
Thomson Learning.
Gaya Chicago
Dixon, Dougal.
The Changing Earth: Young geographer.
:
Thomson Learning,
1993.
Reference.
Gaya MLA
Dixon, Dougal.
The Changing Earth: Young geographer.
:
Thomson Learning,
1993.
Reference.
Gaya Turabian
Dixon, Dougal.
The Changing Earth: Young geographer.
:
Thomson Learning,
1993.
Reference.