Gaya APA
Johannes Kennedy,dkk. (2007).
Riau Islands :Business Directory 2007-2008 (Cet. 1).
Nagoya:
PT Batam Link Publisher.
Gaya Chicago
Johannes Kennedy,dkk.
Riau Islands :Business Directory 2007-2008.
Cet. 1
Nagoya:
PT Batam Link Publisher,
2007.
Text.
Gaya MLA
Johannes Kennedy,dkk.
Riau Islands :Business Directory 2007-2008.
Cet. 1
Nagoya:
PT Batam Link Publisher,
2007.
Text.
Gaya Turabian
Johannes Kennedy,dkk.
Riau Islands :Business Directory 2007-2008.
Cet. 1
Nagoya:
PT Batam Link Publisher,
2007.
Print.