Gaya APA
HARRIS, DAVID P.. (1969).
Testing English as a Second Language .
New York:
McGraw-Hill Book Company.
Gaya Chicago
HARRIS, DAVID P..
Testing English as a Second Language .
New York:
McGraw-Hill Book Company,
1969.
TANDON.
Gaya MLA
HARRIS, DAVID P..
Testing English as a Second Language .
New York:
McGraw-Hill Book Company,
1969.
TANDON.
Gaya Turabian
HARRIS, DAVID P..
Testing English as a Second Language .
New York:
McGraw-Hill Book Company,
1969.
TANDON.