Gaya APA
The Art of Building Relation with People. (2010).
Yogyakarta:
Tiara Pustaka.
Gaya Chicago
The Art of Building Relation with People.
.
Yogyakarta:
Tiara Pustaka,
2010.
Text.
Gaya MLA
The Art of Building Relation with People.
.
Yogyakarta:
Tiara Pustaka,
2010.
Text.
Gaya Turabian
The Art of Building Relation with People.
Yogyakarta:
Tiara Pustaka,
2010.
Print.