Gaya APA
Purwanto, Hadi. (1992).
BBC English Grammar .
:
CV. Bahagia.
Gaya Chicago
Purwanto, Hadi.
BBC English Grammar.
:
CV. Bahagia,
1992.
Text Book.
Gaya MLA
Purwanto, Hadi.
BBC English Grammar.
:
CV. Bahagia,
1992.
Text Book.
Gaya Turabian
Purwanto, Hadi.
BBC English Grammar.
:
CV. Bahagia,
1992.
Text Book.