Gaya APA
Friedman, Thomas L.. (2009).
Hot, Flat, and Crowded .
England:
Penguin Books.
Gaya Chicago
Friedman, Thomas L..
Hot, Flat, and Crowded.
England:
Penguin Books,
2009.
Buku.
Gaya MLA
Friedman, Thomas L..
Hot, Flat, and Crowded.
England:
Penguin Books,
2009.
Buku.
Gaya Turabian
Friedman, Thomas L..
Hot, Flat, and Crowded.
England:
Penguin Books,
2009.
Buku.