Gaya APA
Pickles, Herbert. (2014).
The Surface of the Earth .
Cambridge:
Cambridge University Press.
Gaya Chicago
Pickles, Herbert.
The Surface of the Earth.
Cambridge:
Cambridge University Press,
2014.
Buku Tercetak.
Gaya MLA
Pickles, Herbert.
The Surface of the Earth.
Cambridge:
Cambridge University Press,
2014.
Buku Tercetak.
Gaya Turabian
Pickles, Herbert.
The Surface of the Earth.
Cambridge:
Cambridge University Press,
2014.
Buku Tercetak.