APA Style
Jantsch, John. (2010).
The referral engine : teaching your business to market itself .
America:
Penguin Group.
Chicago Style
Jantsch, John.
The referral engine : teaching your business to market itself.
America:
Penguin Group,
2010.
Text.
MLA Style
Jantsch, John.
The referral engine : teaching your business to market itself.
America:
Penguin Group,
2010.
Text.
Turabian Style
Jantsch, John.
The referral engine : teaching your business to market itself.
America:
Penguin Group,
2010.
Print.