Gaya APA
Pickles, Herbert. (2014).
The surface of the earth: elementary physical and economic geography / Herbert Pickles .
:
Cambridge: Cambridge University Press.
Gaya Chicago
Pickles, Herbert.
The surface of the earth: elementary physical and economic geography / Herbert Pickles.
:
Cambridge: Cambridge University Press,
2014.
Buku.
Gaya MLA
Pickles, Herbert.
The surface of the earth: elementary physical and economic geography / Herbert Pickles.
:
Cambridge: Cambridge University Press,
2014.
Buku.
Gaya Turabian
Pickles, Herbert.
The surface of the earth: elementary physical and economic geography / Herbert Pickles.
:
Cambridge: Cambridge University Press,
2014.
Buku.