APA Style
Quinn, Robert. (2011).
Earth Then and Now .
United Kingdom:
Oxford University Press.
Chicago Style
Quinn, Robert.
Earth Then and Now.
United Kingdom:
Oxford University Press,
2011.
Text.
MLA Style
Quinn, Robert.
Earth Then and Now.
United Kingdom:
Oxford University Press,
2011.
Text.
Turabian Style
Quinn, Robert.
Earth Then and Now.
United Kingdom:
Oxford University Press,
2011.
Print.