Gaya APA
Headway : student's book part B unit 9 - 15 elementary. (1996).
tempaterbit:
penerbit.
Gaya Chicago
Headway : student's book part B unit 9 - 15 elementary.
Edisi.
tempaterbit:
penerbit,
1996.
Text.
Gaya MLA
Headway : student's book part B unit 9 - 15 elementary.
Edisi.
tempaterbit:
penerbit,
1996.
Text.
Gaya Turabian
Headway : student's book part B unit 9 - 15 elementary.
tempaterbit:
penerbit,
1996.
Print.