Gaya APA
Purwoko, Herudjati. (2004).
Stepping Stone "English for junior High School Grade Vlll 2A .
:
Esis.
Gaya Chicago
Purwoko, Herudjati.
Stepping Stone "English for junior High School Grade Vlll 2A.
:
Esis,
2004.
Buku Pelajaran.
Gaya MLA
Purwoko, Herudjati.
Stepping Stone "English for junior High School Grade Vlll 2A.
:
Esis,
2004.
Buku Pelajaran.
Gaya Turabian
Purwoko, Herudjati.
Stepping Stone "English for junior High School Grade Vlll 2A.
:
Esis,
2004.
Buku Pelajaran.