Gaya APA

Bradshaw, Michael (et.al). (2008). Essentials of World Regional Geography . New York: McGraw Hill.

Gaya Chicago

Bradshaw, Michael (et.al). Essentials of World Regional Geography. New York: McGraw Hill, 2008. Buku Tercetak.

Gaya MLA

Bradshaw, Michael (et.al). Essentials of World Regional Geography. New York: McGraw Hill, 2008. Buku Tercetak.

Gaya Turabian

Bradshaw, Michael (et.al). Essentials of World Regional Geography. New York: McGraw Hill, 2008. Buku Tercetak.