Gaya APA
Education Games. (2006).
Yogyakarta:
PILAR MEDIA.
Gaya Chicago
Education Games.
.
Yogyakarta:
PILAR MEDIA,
2006.
Buku.
Gaya MLA
Education Games.
.
Yogyakarta:
PILAR MEDIA,
2006.
Buku.
Gaya Turabian
Education Games.
Yogyakarta:
PILAR MEDIA,
2006.
Buku.