REFERENCES
- Editors of Chase's Calendar of Events . 2011 . Chase's Calendar of Events: The Ultimate Go-to guide for Special Days, Weeks and Months. Chase's Calendar of Events, 2011 edition , New York : McGraw-Hill .
- U.S. Department of Justice. (1999). Plan a special event. http://www.ncjrs.org/pdffiles1/171689.pdf (http://www.ncjrs.org/pdffiles1/171689.pdf) (Accessed: 18 April 2011 ).