APA
(2004). Student Workbook for Use with Communication in the Workplace. Toronto: McGraw Hill.
Chicago
2004. Student Workbook for Use with Communication in the Workplace. Toronto: McGraw Hill.
Harvard
(2004). Student Workbook for Use with Communication in the Workplace. Toronto: McGraw Hill.
MLA
Student Workbook for Use with Communication in the Workplace. Toronto: McGraw Hill. 2004.