Gaya APA
Huffington, Arianna. (2016).
The Sleep revolution : transforming your life, one night at a time .
New York:
Harmony Books.
Gaya Chicago
Huffington, Arianna.
The Sleep revolution : transforming your life, one night at a time.
New York:
Harmony Books,
2016.
Text.
Gaya MLA
Huffington, Arianna.
The Sleep revolution : transforming your life, one night at a time.
New York:
Harmony Books,
2016.
Text.
Gaya Turabian
Huffington, Arianna.
The Sleep revolution : transforming your life, one night at a time.
New York:
Harmony Books,
2016.
Print.