Gaya APA
English 900 book two. (1977).
New York:
Collier Macmillan International, Inc.
Gaya Chicago
English 900 book two.
.
New York:
Collier Macmillan International, Inc,
1977.
Buku.
Gaya MLA
English 900 book two.
.
New York:
Collier Macmillan International, Inc,
1977.
Buku.
Gaya Turabian
English 900 book two.
New York:
Collier Macmillan International, Inc,
1977.
Buku.