| APA | DGEP. (2012, February 14). In Acronym Geek. Retrieved 18:07, February 14, 2012, from http://www.acronymgeek.com/DGEP |
| MLA | "DGEP." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/DGEP>. |
| MHRA | 'DGEP', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/DGEP> [accessed 14 February 2012] |
| Chicago | "DGEP", http://www.acronymgeek.com/DGEP (accessed February 14, 2012). |
| CBE/CSE | DGEP [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/DGEP. |
| Bluebook | DGEP, http://www.acronymgeek.com/DGEP (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DGEP, http://www.acronymgeek.com/DGEP (optional description here) (as of Feb. 14, 2012, 18:07). |
| AMA | DGEP. Acronym Geek. February 14, 2012, 18:07. Available at: http://www.acronymgeek.com/DGEP. Accessed February 14, 2012, 18:07. |