Gaya APA
Harris, David P.. (1969).
Testing English as a second language .
:
New York : McGrawhill.
Gaya Chicago
Harris, David P..
Testing English as a second language.
:
New York : McGrawhill,
1969.
Buku.
Gaya MLA
Harris, David P..
Testing English as a second language.
:
New York : McGrawhill,
1969.
Buku.
Gaya Turabian
Harris, David P..
Testing English as a second language.
:
New York : McGrawhill,
1969.
Buku.