Gaya APA
BABAUTA, L. et al
(2016).
THE MIRACLE OF FOCUS
(
Cet. 1)
.
Yogyakarta:
BRIGHT PUBLISHER.
Gaya MLA
BABAUTA, LEO. et al.
"THE MIRACLE OF FOCUS".
Cet. 1
Yogyakarta:
BRIGHT PUBLISHER,
2016.
Text.