APA Style
Helgesen, Marc. (2001).
Workplace English: Office File; Teacher's manual .
Edinburgh:
Pearson Education Limited.
Chicago Style
Helgesen, Marc.
Workplace English: Office File; Teacher's manual.
Edinburgh:
Pearson Education Limited,
2001.
.
MLA Style
Helgesen, Marc.
Workplace English: Office File; Teacher's manual.
Edinburgh:
Pearson Education Limited,
2001.
.
Turabian Style
Helgesen, Marc.
Workplace English: Office File; Teacher's manual.
Edinburgh:
Pearson Education Limited,
2001.
.