Gaya APA
Harris, David P.. (1969).
Testing English as Second Language .
New York:
McGraw-Hill Book Company.
Gaya Chicago
Harris, David P..
Testing English as Second Language.
New York:
McGraw-Hill Book Company,
1969.
Text.
Gaya MLA
Harris, David P..
Testing English as Second Language.
New York:
McGraw-Hill Book Company,
1969.
Text.
Gaya Turabian
Harris, David P..
Testing English as Second Language.
New York:
McGraw-Hill Book Company,
1969.
Print.