Gaya APA
Cause and Effect Intermediate Reading Practice. (1987).
Cambridge:
Harper & Row.
Gaya Chicago
Cause and Effect Intermediate Reading Practice.
.
Cambridge:
Harper & Row,
1987.
Buku.
Gaya MLA
Cause and Effect Intermediate Reading Practice.
.
Cambridge:
Harper & Row,
1987.
Buku.
Gaya Turabian
Cause and Effect Intermediate Reading Practice.
Cambridge:
Harper & Row,
1987.
Buku.