Hello.
These are all world covers of the book entitled,
"If You're Reading this, it's Too Late".
Britain:
Release Date: Unknown.
America:
Release Date: October, 2008.
Australia:
Release Date: September, 2008.
Thanks.
EDIT #3:
Kindly pardon my gramatical flaw.
EDIT #4:
Added release date for reference. Please reply for updates or corrections.
EDIT #5:
Corrected Australia's image.