APA Style
Humpreys, Pamela. (2006).
IELTS Express. Intermediate. Workbook .
:
Thomson Learning.
Chicago Style
Humpreys, Pamela.
IELTS Express. Intermediate. Workbook.
:
Thomson Learning,
2006.
print.
MLA Style
Humpreys, Pamela.
IELTS Express. Intermediate. Workbook.
:
Thomson Learning,
2006.
print.
Turabian Style
Humpreys, Pamela.
IELTS Express. Intermediate. Workbook.
:
Thomson Learning,
2006.
print.