Gaya APA
Marga, Tri Edy. (2015).
Mastering pencil .
Sidoarjo:
Genta Group Production.
Gaya Chicago
Marga, Tri Edy.
Mastering pencil.
Sidoarjo:
Genta Group Production,
2015.
Text.
Gaya MLA
Marga, Tri Edy.
Mastering pencil.
Sidoarjo:
Genta Group Production,
2015.
Text.
Gaya Turabian
Marga, Tri Edy.
Mastering pencil.
Sidoarjo:
Genta Group Production,
2015.
Print.