Gaya APA
Persaingan google android demgan ios apple. (2011).
Jakarta:
SMA Labschool Jakarta.
Gaya Chicago
Persaingan google android demgan ios apple.
.
Jakarta:
SMA Labschool Jakarta,
2011.
Printed Book.
Gaya MLA
Persaingan google android demgan ios apple.
.
Jakarta:
SMA Labschool Jakarta,
2011.
Printed Book.
Gaya Turabian
Persaingan google android demgan ios apple.
Jakarta:
SMA Labschool Jakarta,
2011.
Printed Book.