Gaya APA
PARDAMEAN, M., SAHALA, A, [.
(2015).
Play with smart:
.
Yogyakarta:
Andi.
Gaya MLA
PARDAMEAN, Maruli., SAHALA, Aldo, [ed.].
"Play with smart:".
Yogyakarta:
Andi,
2015.
Buku.