APA Style
Barbo, Maria S.. (2004).
Misteri Gigi Billy .
United Kingdom:
Tiga Serangkai.
Chicago Style
Barbo, Maria S..
Misteri Gigi Billy.
United Kingdom:
Tiga Serangkai,
2004.
.
MLA Style
Barbo, Maria S..
Misteri Gigi Billy.
United Kingdom:
Tiga Serangkai,
2004.
.
Turabian Style
Barbo, Maria S..
Misteri Gigi Billy.
United Kingdom:
Tiga Serangkai,
2004.
.