Gaya APA
Amos,Eduardo. (1999).
Winneer WorkBook 1 (ed.1).
Amerika:
Longman.
Gaya Chicago
Amos,Eduardo.
Winneer WorkBook 1.
ed.1
Amerika:
Longman,
1999.
.
Gaya MLA
Amos,Eduardo.
Winneer WorkBook 1.
ed.1
Amerika:
Longman,
1999.
.
Gaya Turabian
Amos,Eduardo.
Winneer WorkBook 1.
ed.1
Amerika:
Longman,
1999.
.