Gaya APA
STAFFORD, L. (2005).
400 Must-Have Words
for the TOEFL .
United States of America:
The McGraw-Hill Companies, Inc.
Gaya MLA
STAFFORD, LYNN.
"400 Must-Have Words
for the TOEFL".
United States of America:
The McGraw-Hill Companies, Inc,
2005.
Electronic Resource.